Healthcare Administration & Management · Independent exam preparation
CATIS Preparation Guide: Assessment, Instruction, Configuration, and Exploration Study Guide
Practise CATIS decisions in learner assessment, individualized instruction, accessible device setup, and product evaluation through 60 concepts and applied drills.
By CertMedbry · Updated 3 November 2026
Learn to connect a learner's goals with appropriate access methods, teach independent task completion, isolate configuration problems, and evaluate emerging technology. Cases emphasize the evidence that distinguishes a training need, an accessibility barrier, and a device or software fault. These 60 concepts selectively cover all four CATIS domains; ACVREP's complete Body of Knowledge and Clinical Competencies remains the full scope reference.
Try 20 free practice questionsWhat is the exam format?
Check the question types, timing and outline before planning your revision.
Which credential does this guide prepare me to study?
This guide addresses ACVREP's Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments, abbreviated CATIS. ACVREP also uses People with Visual Impairments for the same credential. These wordings do not identify separate examinations. CATIS concerns assistive technology services for people who are blind, have low vision, or have functional visual limitations.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments
What professional level and scope does CATIS represent?
CATIS is a specialist professional certification involving assessment, individualized technology instruction, configuration, and professional exploration. The issuer connects certification with its examination and supervised clinical preparation. It is not a nursing examination or a medical specialty license. Its competencies emphasize integrating visual, auditory, and tactile access with the learner's physical, cognitive, and personal circumstances.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments · CATIS Scope of Practice
Which blueprint and effective date apply?
The scope reference is ACVREP's currently linked online Body of Knowledge, Section 4, and Clinical Competencies, Section 5. Its official domains are Assessment, Instruction, Configuration, and Exploration. The online outline displays no revision identifier, effective date, or numerical domain weights. Consult the complete official outline for the full competency scope. A software documentation version is not a CATIS syllabus version.
How many questions are there, how many are scored or pretest, and how long is the examination?
Consult the current CATIS Certification Handbook linked from ACVREP's CATIS page for the certification examination's question count, scored/pretest split, duration, and passing requirements. ACVREP's separate practice examination is described as 100 questions over three hours; those specifications do not establish the certification examination's specifications. The 20 questions here are independent learning drills and do not represent the examination's length or predict a passing result.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments · Additional Information
What delivery and adaptivity details are verified?
ACVREP describes examination scheduling through the Webassessor test-taker platform and separate arrangements for requested accommodations or private proctoring. That scheduling information does not establish adaptive testing, a universal remote-testing option, or the delivery arrangements available in every location. Confirm the applicable arrangements through ACVREP and the current handbook.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments
Which examination item styles are confirmed?
Consult the current CATIS Certification Handbook linked from ACVREP's CATIS page for official item-format information. This guide uses four-option, single-best-answer questions to practise reasoning across the official domains. Their format does not establish the certification examination's item styles or constitute an adaptive or practical examination simulation.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments · CATIS Body of Knowledge and Clinical Competencies
Do the eligibility categories identify different CATIS examinations?
The CATIS page describes Category 1, Category 2, and Category 3 eligibility routes under the same credential. These categories concern eligibility documentation and preparation routes; they are not identified as separate category-specific examinations. This guide addresses the common CATIS competency scope. Use the current handbook to determine which eligibility route applies to your background.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments
How is study coverage distributed without official domain weights?
The guide contains 18 Assessment, 22 Instruction, 12 Configuration, and 8 Exploration concepts. Both the questions and flashcards contain 6 Assessment, 7 Instruction, 4 Configuration, and 3 Exploration items. These are educational allocations reflecting breadth and opportunities for applied practice, not official examination weights. The complete outline includes competencies beyond this selective guide.
How should named products and technical references be used?
NVDA, Windows accessibility features, OneNote OCR, iPhone VoiceOver, and W3C accessibility guidance provide concrete examples for practising CATIS competencies. Their inclusion does not establish that a particular product, version, or command appears on the examination. Use product documentation for technical behavior and the ACVREP outline for certification scope.
CATIS Body of Knowledge and Clinical Competencies · NVDA 2026.2 User Guide · Use VoiceOver gestures on iPhone - Apple Support · Easy Checks: A First Review of Web Accessibility
An independently authored free guide to ACVREP's Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments credential. These learning materials are not official examination items or an ACVREP-endorsed preparation product.
Outline used: ACVREP's currently linked, undated online Body of Knowledge, Section 4, and Clinical Competencies, Section 5; checked 2026-10-19. The online outline states no revision date, effective date, or domain percentage weights. The assigned shortened CATIS label maps to the official credential for Individuals with Visual Impairments; ACVREP also uses People with Visual Impairments for the same credential.
60 key concepts: understand, apply and avoid the traps
Work through the questions by exam domain. Explain the answer in your own words, try the example, then check the common pitfall.
Assessmentnot stated
1.How do learner goals become assessment priorities?
Begin with activities the individual wants to perform, then identify the information, actions, environments, and independence each activity requires. A goal such as managing appointments is more informative than requesting a particular device because it exposes several possible access routes. Interview the learner directly, incorporate relevant family or workplace information, and establish what successful performance would look like. The recommendation should follow the task and baseline findings.
Apply it
A learner requests a tablet but explains that the urgent problem is reading appointment changes and replying to messages. Assess those activities on existing equipment before comparing tablets, and document how independently each step is completed.
Common pitfall: Treating the requested product as the assessed need can conceal a simpler solution or overlook training required to achieve the learner's actual goal.
2.How does task analysis reveal the actual access barrier?
Task analysis separates an activity into observable steps and identifies where information or control becomes inaccessible. Distinguish acquiring information, interpreting it, entering a response, and verifying the result. A learner may read a document successfully yet be unable to locate the attachment command needed to send it. Observe performance rather than assuming a single global computer deficit. Match assessment trials to the particular step that prevents completion.
Apply it
An employee cannot submit a weekly report. Observation shows successful editing and saving, followed by failure to locate the saved file in the upload dialog. Trial accessible file selection rather than replacing the document editor.
Common pitfall: Assessing only whether the learner can open an application misses barriers within the complete workflow and can produce a recommendation that solves the wrong problem.
3.Which parts of a vision report inform technology assessment?
Consider this illustrative report excerpt: 'Distance visual acuity with correction (cc): OD 20/100, OS 20/80. Distance prescription: OD -2.00 DS, OS -1.50 DS. Functional findings: glare sensitivity and reduced contrast sensitivity.' OD identifies the right eye and OS the left. At the recorded testing distance, 20/100 means resolving detail at 20 feet that the reference observer resolves at 100 feet; 20/80 uses the same relationship with 80 feet. The notation cc says correction was worn; it does not by itself establish best-corrected acuity. DS denotes diopters sphere, and the negative values describe minus spherical refractive correction, not screen enlargement. Glare and contrast findings identify additional conditions to examine during functional trials.
Apply it
Ask which correction was worn during testing and whether the learner is using prescribed optical systems appropriately. Test representative reading with that arrangement, compare light position and reflections because glare is documented, and compare contrast settings because reduced contrast sensitivity is recorded. Include sustained reading and control-location tasks. Neither dividing the acuity denominator by 20 nor converting prescription diopters into a zoom value establishes a suitable software magnification; the useful setting depends on the task, display, viewing arrangement, accuracy, comfort, and navigation.
Common pitfall: Treating acuity with correction as necessarily best-corrected acuity, confusing refractive correction with magnification, or prescribing zoom from a report alone bypasses functional assessment. Clarify ambiguous clinical findings with the relevant eye-care or low-vision professional.
4.Why distinguish visual detail, eye movement, and visual processing?
The cornea and lens bend and focus incoming light onto the retina. Retinal photoreceptors convert light into electrical signals, which travel through the optic nerve toward the brain; the brain interprets the signals as visual information. Eye movements serve a separate locating and positioning function: they shift gaze between targets, support following moving content, and help maintain or regain place while reading. A task can therefore fail because detail is difficult to resolve, because gaze or position is difficult to manage, or because information is difficult to interpret. Functional observation describes the failure but does not independently diagnose the affected structure or process.
Apply it
A learner identifies isolated enlarged words but repeatedly loses position across a paragraph. Compare a stable, reflowing presentation, explicit relocation cues, and speech support while recording where omissions occur. Successful word identification establishes access to those isolated details; it does not establish reliable eye-movement control or continuous reading. Relate the observations to documented clinical findings and seek appropriate clinical clarification without assigning a cause from the reading behavior alone.
Common pitfall: Calling every reading failure a text-size problem overlooks the distinct roles of focusing, signal conversion and transmission, interpretation, and eye movement. More enlargement can reduce visible context without resolving the observed difficulty.
CATIS Body of Knowledge and Clinical Competencies · How the Eyes Work | National Eye Institute
5.How do central and peripheral vision loss change access trials?
Central vision loss affects what is seen at the center of vision; peripheral loss affects what is seen toward the sides. These distinctions suggest different questions about recognizing detail and locating information across a screen. They do not establish a universal technology prescription. Compare performance on the learner's actual tasks, including finding controls after enlargement, and determine whether visual access, nonvisual access, or a combination provides reliable completion.
Apply it
Two learners request larger text. One struggles to recognize words, while the other reads words but cannot readily find controls elsewhere on the display. Include both detail-reading and screen-location tasks in their individual trials.
Common pitfall: Assuming all low vision benefits equally from maximum enlargement ignores the different ways information can become difficult to recognize or locate during a task.
Low Vision — National Eye Institute · CATIS Body of Knowledge and Clinical Competencies
6.How should lighting and glare be compared during assessment?
Evaluate illumination and glare through controlled functional trials using relevant material and the learner's feedback. Change one environmental feature at a time, such as light position or screen orientation, while keeping the task comparable. Record accuracy, comfort, and task completion rather than choosing the brightest arrangement automatically. The useful distinction is whether added light improves access or introduces reflections and discomfort that interfere with the learner's performance.
Apply it
A learner reads a screen comfortably in the morning but struggles beside a bright afternoon window. Compare screen orientation and shading with the same reading task, recording errors and comfort before changing the software.
Common pitfall: Increasing brightness whenever a learner reports difficulty can intensify glare; a short impression of clarity also does not establish comfort during sustained use.
7.Which evidence should determine contrast and color settings?
Use the learner's preferences as hypotheses and verify them with functional performance. Compare readable text, controls, selection indicators, and relevant application content under candidate color combinations. A preferred scheme may work for prose but obscure a chart or status indicator. Document both subjective comfort and observable access. A useful recommendation identifies where the setting helps, where it creates a limitation, and whether the learner can change it independently.
Apply it
A learner prefers a dark background during reading. Trial that scheme in email and a work dashboard, then check whether selected items and warning indicators remain distinguishable before recommending it as the default arrangement.
Common pitfall: Choosing a color scheme solely because it is popular or comfortable on one sample can conceal information in other applications the learner must use.
8.Why assess sustained reading rather than a single successful line?
Brief recognition demonstrates that information can be accessed momentarily; sustained performance shows whether the method supports the required activity. Observe accuracy, comprehension, pace, fatigue, and assistance over a representative reading period. Compare access methods using similar material and record when performance changes. A learner who reads an initial paragraph visually may still benefit from speech for longer passages, particularly when the activity demands continued attention and reliable completion.
Apply it
A student reads the first paragraph accurately with magnification but begins skipping lines later in the assignment. Compare a longer sample with speech support and record comprehension, errors, comfort, and the help required to finish.
Common pitfall: Using the smallest recognizable print or fastest initial reading rate as the sole success criterion can overestimate the usefulness of a method for real assignments.
9.How does workstation ergonomics affect access recommendations?
Assess the relationship among the learner, display, input device, seating, and required task. A solution is incomplete if information becomes readable only in a posture the learner cannot sustain. Observe reaching, viewing position, device placement, and comfort during actual use. Compare arrangements while preserving access to prescribed optical systems where appropriate. Select an arrangement that supports both information access and practical operation across the expected work period.
Apply it
A learner moves very close to a laptop screen and struggles to reach the keyboard comfortably. Trial alternative display and input placement while repeating the same editing task, checking both readability and sustained operation before choosing equipment.
Common pitfall: Solving visibility alone can create an unusable workstation; choosing furniture or device placement without observing the task may merely relocate the original access difficulty.
10.How should literacy and educational history shape an assessment?
Establish the learner's experience with reading, writing, language, educational materials, and previous technology instruction. Separate difficulty understanding content from difficulty accessing it. An unfamiliar academic term, weak document-navigation experience, and inaccessible text can produce similar hesitation but require different responses. Use appropriate material to assess each component, and explain recommendations in language the learner understands. Educational history informs the starting point without defining the learner's potential.
Apply it
An adult pauses repeatedly while reading a screen-reader exercise containing unfamiliar technical vocabulary. Repeat the access task with familiar content and discuss previous reading experience before attributing the difficulty to synthesized speech or computer operation alone.
Common pitfall: Equating limited formal schooling with inability to learn technology can lead to unnecessarily restricted goals and obscure access skills the learner already possesses.
11.Which vocational demands must a technology trial reproduce?
A vocational trial should reflect the actual applications, file formats, communication channels, timing demands, and equipment restrictions involved in the job. Success in a demonstration application does not establish access to the employer's workflow. Identify essential tasks with the learner and relevant collaborators, then test representative activities. Include the need to verify work and exchange information with others, because an isolated accessible step may not support complete job performance.
Apply it
A receptionist can write messages in a familiar editor but must enter them into an employer's browser-based scheduling system. Assess creating, reviewing, and saving an appointment in that system before recommending the familiar editor as the workplace solution.
Common pitfall: Matching a product to a job title instead of the actual workflow overlooks application-specific barriers and can produce equipment that does not support essential duties.
12.How do keyboarding baselines distinguish access from prerequisite needs?
Observe key location, modifier use, text entry, navigation, and correction with the learner's intended access method. Identify whether errors come from finding keys, remembering commands, interpreting feedback, or operating an inaccessible control. These are different instructional targets. A baseline should describe performance and assistance rather than simply label the learner proficient or unskilled. Use the findings to select prerequisite instruction and suitable input adaptations.
Apply it
A learner correctly explains a shortcut but repeatedly presses the adjacent key. Assess tactile keyboard orientation and accurate key location before adding more shortcuts, while separately checking whether the application responds correctly when the intended command is entered.
Common pitfall: Assuming knowledge of a shortcut guarantees reliable keyboard execution can overload instruction and disguise a key-location problem as poor memory or software failure.
13.What braille skills should be assessed before selecting a display?
Assess the learner's braille reading and writing, familiarity with the relevant code, tactile access, and experience operating a refreshable display. Braille literacy and display operation are related but separate abilities. A fluent paper-braille reader may need instruction in panning, routing, and application interaction. Recommendations should connect these findings to tasks such as proofreading or discreet reading and specify the training needed to use the proposed device effectively.
Apply it
A learner reads paper braille accurately but has never used a display. Trial reading a document and locating the editing position on a demonstration device, distinguishing unfamiliar device controls from difficulty understanding the braille itself.
Common pitfall: Rejecting a display because its controls are initially unfamiliar confuses a teachable operational skill with the learner's underlying braille literacy and access needs.
14.How should auditory and tactile access be assessed together?
Evaluate how the learner detects, attends to, interprets, and acts on auditory and tactile information during meaningful tasks. Hearing speech is different from understanding synthesized output while navigating, and feeling display cells is different from reading braille. Compare these demands separately before combining them. The decision should reflect accuracy, effort, environmental conditions, and learner preference, especially where one channel may be unavailable or insufficient for part of an activity.
Apply it
A learner follows synthesized instructions in a quiet office but misses details in a shared workspace. Compare the same task under realistic conditions and assess whether tactile access or a revised listening arrangement improves independent completion.
Common pitfall: Treating detectable sound or touch as proof of usable information access overlooks comprehension, attention, literacy, and the conditions in which the technology must function.
15.Which motor findings help select an input method?
Observe the movements required by the task and compare them with the learner's reliable range of motion, dexterity, endurance, and ability to activate controls. Identify the specific mismatch: simultaneous keypresses, repeated accidental input, pointer targeting, or sustained reaching. Trial adaptations against that mismatch rather than choosing an input method from a diagnosis alone. Include correction and confirmation, because entering text without being able to repair errors is incomplete access.
Apply it
A learner accurately presses individual keys but cannot hold a modifier while pressing another key. Trial sequential modifier entry during a familiar editing task and confirm that the learner can also cancel commands and correct mistakes.
Common pitfall: Replacing the entire input system before identifying the troublesome movement may introduce unnecessary learning demands when a targeted adaptation would support the required task.
CATIS Body of Knowledge and Clinical Competencies · Make your mouse, keyboard, and other input devices easier to use
16.How do cognitive demands and additional disabilities affect selection?
Identify the memory, attention, sequencing, language, and sensory or motor demands of the proposed solution. Observe whether the learner can follow steps, recognize feedback, recover from an error, and retain a procedure with appropriate support. Adjust task complexity and compare alternatives before concluding that technology is unsuitable. When findings suggest needs outside assistive technology instruction, document the functional concern and collaborate with an appropriate professional rather than assigning a diagnosis.
Apply it
A learner enters text successfully but loses the sequence when several dialogs intervene. Compare a shorter workflow and accessible step support, record where assistance remains necessary, and discuss additional evaluation with the team when concerns extend beyond instruction.
Common pitfall: Interpreting difficulty with a complex interface as proof of general incapacity overlooks interface design, instruction, fatigue, and other factors that may be modified.
17.When is a combination of access methods justified?
Choose access methods according to task demands rather than requiring a single method for every activity. Compare magnification, speech, braille, and useful combinations on representative tasks. A combination is justified when it improves accuracy, endurance, verification, or independence enough to support its learning and operational demands. Record which method serves which task component and confirm that the learner can switch between them without losing position or understanding.
Apply it
An editor prefers speech for reviewing long passages but detects punctuation errors more reliably with braille. Trial switching between those methods in the same document and document whether the combined workflow improves independent proofreading without excessive navigation effort.
Common pitfall: Adding every available output channel can increase complexity; conversely, insisting on one channel may sacrifice accuracy or endurance when another method addresses a specific need.
18.How should existing equipment and total cost shape recommendations?
Inventory current hardware, software, built-in accessibility, compatibility, and available support before recommending a purchase. Compare alternatives against the same learner goals and include necessary training, peripherals, maintenance, and ongoing costs. The least expensive purchase is not automatically the least costly usable solution. A defensible recommendation explains what each viable option enables, its limitations, and why the chosen arrangement is proportionate to the learner's requirements.
Apply it
A learner needs enlarged email and document reading on an existing computer. Compare its built-in features with a paid package, including task performance and training needs, before requesting new equipment that duplicates capabilities already available.
Common pitfall: Comparing purchase prices alone ignores compatibility and support, while recommending premium equipment solely because it has more features disconnects expenditure from demonstrated need.
Instructionnot stated
19.How do instructional objectives make independence measurable?
An instructional objective specifies an observable task, the conditions of performance, and the criterion for successful completion. Include the permitted supports and level of assistance so that independence can be evaluated consistently. Objectives should connect directly to assessed learner goals. Knowing a menu name is insufficient when the desired outcome is sending an attachment; instruction must include the complete action and a way to verify its result.
Apply it
Replace a goal of learning email with an objective to attach a specified saved file, send it to a training address, and verify the sent message using the learner's access method without instructor intervention.
Common pitfall: Objectives framed as understanding or becoming familiar with technology can sound appropriate while providing no observable basis for deciding whether instruction has achieved its purpose.
20.How should lessons be sequenced around prerequisites and capacity?
Sequence instruction so that each new activity uses skills the learner can already perform or receives explicit support for developing. Begin with a meaningful task, identify its prerequisites, and introduce manageable amounts of unfamiliar information. Adjust pace using observed performance and retention. The same endpoint may require different lesson structures for different learners, and changes in technology may require revisiting earlier skills rather than merely adding new commands.
Apply it
A learner wants to organize documents but cannot consistently identify the current folder. Teach folder orientation and one reliable save-and-reopen routine before introducing nested folders, naming conventions, and movement between several storage locations in the same lesson.
Common pitfall: Following a product manual in order can introduce features before their prerequisites and conceal overload behind apparent cooperation during an instructor-led demonstration of the steps.
21.How does guided discovery build self-monitoring?
Guided discovery uses carefully chosen questions and feedback to help the learner identify available information, choose an action, and judge the outcome. Ask what changed, what evidence identifies the current location, or how success could be checked. Provide enough structure to avoid unproductive guessing, then reduce assistance as competence develops. The target is reasoned independent action, including recognizing and recovering from mistakes, rather than reproducing an instructor's sequence.
Apply it
After a learner opens an unexpected dialog, ask them to identify its title, focused control, and available choices before suggesting a command. Then have them explain which evidence supports returning to the previous task and checking their location.
Common pitfall: Withholding all guidance is not guided discovery; excessive hints can also let the learner finish while leaving the instructor responsible for every important decision.
Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments
22.How can practice demonstrate transfer across settings?
Transfer means using a learned principle when materials, applications, locations, or support conditions change. After initial practice, vary one relevant feature while preserving the underlying skill. Ask the learner to explain how they recognized the familiar task and adapted their method. Independent performance on a new example is stronger evidence of transfer than repeating an identical exercise. Include settings that resemble the learner's actual home, education, or work activities.
Apply it
After a learner masters attaching a practice document, have them locate and attach a differently named file from another familiar folder during a work-like message task. Observe whether they use the same selection and verification principles independently.
Common pitfall: Repeated success with one memorized file and one unchanged screen may reflect sequence recall rather than the ability to apply the skill when circumstances vary.
23.Which progress records support changes to instruction?
Record the task, access configuration, accuracy, assistance, relevant errors, and conditions under which performance occurred. These details help distinguish learning from instructor support or a changed setup. Compare performance with the instructional objective and use error patterns to select the next lesson. A record should explain why scope, structure, or pace changed, rather than merely document attendance or the number of features demonstrated during a session.
Apply it
A learner completes a form in each session, but records show repeated instructor help locating the submit control. Keep that navigation step as an instructional target rather than recording the whole form task as independently mastered.
Common pitfall: Logging completion without the assistance level can overstate progress and lead to premature advancement, while speed alone may conceal errors or an unreliable verification strategy.
24.How should tactile keyboard orientation be taught?
Teach the keyboard as an organized set of regions and landmarks, using tactile or visual cues appropriate to the learner. Establish consistent hand placement, reliable key location, and a method for confirming input before introducing many application commands. Practise returning to a known position after movement. Relate each new key or region to a purposeful activity so that orientation supports navigation and correction rather than becoming an isolated naming exercise.
Apply it
A learner finds letter keys but becomes disoriented after reaching for navigation keys. Practise moving from a known landmark to that key group and returning, then apply the movement while reading and correcting a short familiar document.
Common pitfall: Placing tactile markers on many keys without a clear orientation strategy can add competing cues; memorizing key names does not establish reliable location during use.
25.When should a learner use browse mode or focus mode?
In NVDA, browse mode supports reading web content and using single-letter navigation commands; focus mode passes relevant typing and interaction to controls such as edit fields. Teach the learner to identify whether a key should navigate or enter information before acting. Automatic switching often assists, but the learner still needs a way to recognize an unexpected mode. Practise a complete transition from locating a field to entering and reviewing text.
Apply it
While trying to type a name, a learner finds that letters move to page elements. Help them identify the editing control and interaction mode, then verify that typed characters appear before continuing with the rest of the form.
Common pitfall: Repeating the same letter more forcefully or changing speech settings does not resolve a mode mismatch and can move the learner farther from the intended field.
26.How do semantic headings support efficient navigation?
Semantic headings expose the organization of a page to assistive technology and support movement between sections. Their levels express hierarchy; visual size alone does not create that structure. Teach learners to use available heading information to locate a relevant section, then read enough surrounding content to confirm context. The navigation method depends on the document actually containing meaningful headings, so recognize when a page lacks usable structure and choose another strategy.
Apply it
A learner searches a long policy page for leave procedures. Practise reviewing its heading structure, moving to the relevant section, and confirming the section content instead of reading every paragraph or repeatedly tabbing through unrelated links.
Common pitfall: Assuming bold or enlarged text is programmatically a heading can make navigation appear broken when the real problem is missing or incorrectly implemented document structure.
27.How should labels and NVDA modes guide accessible form entry?
A programmatically associated label identifies the control's purpose; nearby visible text alone may not provide its accessible name. Establish field identity before typing. NVDA's browse mode supports reading and single-letter navigation, whereas focus mode passes typing to the control. Thus, letters navigating the page instead of appearing in a field suggest a mode or focus problem, distinct from an unnamed control. See [W3C's labeling guidance](https://www.w3.org/WAI/tutorials/forms/labels/) and [NV Access's mode explanation](https://www.nvaccess.org/get-help/accessibility-testing-with-nvda-free-sample/).
Apply it
If typing a name navigates the page, locate the intended edit field with Tab or, in browse mode, E. Confirm its label and place focus there. If necessary, press NVDA+Space to toggle into focus mode, enter the name, and review the actual field value before continuing. Escape returns to browse mode after automatically entered focus mode; manually forced focus mode requires toggling back. These commands are documented in the [NVDA User Guide](https://api.nvaccess.org/documentation/userGuide.html).
Common pitfall: Toggling modes cannot supply a missing accessible name. Conversely, a correctly announced label does not prove that subsequent keystrokes entered the field. Verify both control identity and the resulting text.
WAI Forms Tutorial: Labeling Controls · Accessibility testing with NVDA: Free Sample · NVDA 2026.2 User Guide
28.How do learners regain orientation after a screen change?
Teach a repeatable orientation process after opening a window, changing pages, or receiving a dialog. Establish the current application or document, the active area, the focused control, and relevant available actions through the learner's access method. Use terms that match what the learner can perceive. Orientation should precede the next command, particularly when a new screen looks similar to the previous one but has different focus or choices.
Apply it
After selecting Save As, a learner continues typing as if still in the document. Pause to identify the dialog and current field, then have the learner explain where text will go before completing the save operation.
Common pitfall: Directions such as click over there or use the box on the right may fail to identify the active control through speech, braille, or a restricted magnified view.
29.Which magnification view best supports a particular task?
Windows Magnifier's full-screen view enlarges the entire display, so the learner pans to reach content outside the visible enlarged area. Lens view enlarges a movable local rectangle while the surrounding screen remains at normal size. Docked view presents enlargement in a separate strip or region while the rest of the screen remains at normal size. These mechanisms create different demands for finding detail, preserving context, and moving between locations. Compare views during a complete activity, including recovering position, rather than choosing from a static image.
Apply it
For inspecting a small value within a larger dashboard, first establish whether the learner can use the normal-size layout for context. Compare a movable lens over individual values, a docked enlarged region while retaining the layout, and full-screen enlargement with panning between the value and its label. Record identification errors, navigation effort, and return to the next control. The normal-size surroundings in lens or docked view help only if the learner can perceive the contextual information they contain.
Common pitfall: The largest displayed detail does not necessarily support the easiest workflow. Full-screen panning can increase relocation demands, while normal-size context in lens or docked view may provide little benefit to a learner who cannot use it.
Use Magnifier to make things on the screen easier to see · Chapter 2: Choosing a view | Microsoft Support · CATIS Body of Knowledge and Clinical Competencies
30.Why does reflow matter when text is enlarged?
Reflow rearranges content to fit the available viewing width so enlarged text can be read without repeated scrolling across each line. W3C's reflow criterion addresses preservation of information and functionality at narrow equivalent viewports. Content requiring two-dimensional relationships, such as a map, has a limited exception. Teach the distinction between increasing apparent size and obtaining a readable layout, then check whether the learner can still reach all necessary controls.
Apply it
A learner reads enlarged article text but must pan sideways for every line. Compare a layout that wraps text within the viewport and verify continued access to links and controls before simply increasing the magnification level.
Common pitfall: Applying the two-dimensional-layout exception to an entire page because it contains one map overlooks surrounding prose and controls that can still require ordinary reflow.
31.How should speech settings serve comprehension and precision?
Speech rate changes how quickly output is spoken. NVDA's punctuation/symbol level changes which punctuation and symbols are reported during reading; NVDA+p cycles through those levels. Character inspection examines the text at individual positions and is a separate verification action. Slowing a sentence does not ensure that an omitted symbol will be reported, and hearing a fluent sentence does not establish its exact punctuation. Teach learners to choose detail for the task and to inspect disputed characters directly.
Apply it
When a learner cannot verify a sentence's punctuation, note the comfortable prose-reading settings, press NVDA+p until the punctuation/symbol level is All, and reread the disputed text. In an editable field, use Left Arrow and Right Arrow to inspect the relevant characters individually and confirm the punctuation at its actual position. Adjust rate only if needed for comprehension. After checking or correcting the text, restore the learner's preferred punctuation level and reading rate.
Common pitfall: Changing rate, changing symbol reporting, and inspecting characters solve different problems. More detailed sentence speech supports review, but character navigation supplies the precise positional check needed for a disputed punctuation mark.
CATIS Body of Knowledge and Clinical Competencies · NVDA 2026.2 User Guide
32.How should refreshable braille reading connect to editing?
Teach display operation in relation to document position, reading, and purposeful editing. Learners need to understand how moving through displayed text relates to the active editing location and how to confirm the effect of a command. Practise a short read-edit-review cycle before extending it to longer work. Accurate braille reading alone does not establish independent use of the display within an application, especially when several navigation controls are available.
Apply it
A fluent braille reader can read a displayed sentence but edits the wrong location. Use a short document to practise locating the intended text, confirming the active editing position, changing one word, and reviewing the result independently.
Common pitfall: Assuming that reading what appears on the display proves the insertion point is correctly placed can lead to unintended edits elsewhere in the document.
33.How should OCR output be verified before use?
Optical character recognition converts text in an image into text that can be copied and edited. Recognition quality depends on the image, so extracted text must be reviewed before it is relied upon. Teach acquisition, extraction, review, and correction as one workflow. Pay particular attention to task-critical details rather than assuming a fluent spoken result proves fidelity. An image and its recognized text remain different representations of the original material.
Apply it
A learner extracts an invoice and hears a plausible total, but several digits differ from the source. Improve the image if needed, repeat recognition, and compare important fields before using the extracted amount in another document.
Common pitfall: Successful extraction does not guarantee accurate recognition or correct reading order; fluent speech can make an incorrect word or number sound entirely convincing to the learner.
Copy text from pictures and file printouts using OCR in OneNote
34.How should braille users confirm the insertion point before editing a document?
The system caret is the insertion point; the review cursor permits inspection without necessarily moving it. Display scrolling exposes additional braille cells, while cursor routing targets a displayed position. In NVDA's follow-cursors braille mode, focus tethering follows focus/caret, review tethering follows review, and automatic tethering temporarily follows explicit review navigation. The default Never setting for moving the system caret during review routing means routing there does not relocate the insertion point. See the [NVDA braille settings](https://api.nvaccess.org/documentation/userGuide.html).
Apply it
In a practice document, leave the caret in sentence one, then review sentence two and pan the display to its final words. With review tethering and review-to-caret routing set to Never, pressing a routing button there still leaves typing directed to sentence one. Return to the editable document and use its caret-navigation commands to reach sentence two. Read the caret's line with NVDA+Up Arrow in desktop layout or NVDA+L in laptop layout; check the exact character using ordinary caret movement before selecting, replacing, reviewing, and saving.
Common pitfall: Reading the intended sentence on the display is insufficient evidence of editing location. Routing behavior depends on tethering, settings, and application support; confirm the caret and selection before changing text.
CATIS Body of Knowledge and Clinical Competencies · NVDA 2026.2 User Guide
35.How should OCR-derived invoice amounts be verified before spreadsheet entry?
OCR recognizes characters in an image and produces editable text; successful extraction does not establish recognition accuracy. In OneNote, use Copy Text from Picture from the picture's context menu, then paste the result into an accessible editing area. Microsoft states that image quality affects recognition and recommends checking the extracted text. Verify critical invoice fields against the original using effective visual access, an authoritative accessible electronic original, or human verification of uncertain fields. See [Microsoft's OneNote OCR guidance](https://support.microsoft.com/en-us/onenote/onenote-help-and-learning/copy-text-from-pictures-and-file-printouts-using-ocr-in-onenote).
Apply it
OCR produces an invoice total of 1,830.00, but one digit is uncertain. If the learner cannot inspect the image effectively with magnification, obtain the supplier's accessible electronic invoice or arrange for a person to check the original invoice number, currency, decimal placement, and total. Compare those verified details with the recognized text. Then identify the matching spreadsheet record and amount column, enter the verified value, and review both its value and cell context.
Common pitfall: Listening again or repeating OCR may reproduce the same recognition error. Agreement between repeated outputs does not establish fidelity to the source. An unresolved discrepancy means the amount remains unverified and should not be treated as a confirmed payable total.
CATIS Body of Knowledge and Clinical Competencies · Copy text from pictures and file printouts using OCR in OneNote
36.How should alternate input instruction include error recovery?
Teach an alternate input method as a complete control system, including entry, navigation, correction, cancellation, and confirmation. A method that produces text in a demonstration may still leave the learner dependent when an unexpected dialog appears. Practise common errors deliberately in a controlled task and identify a usable recovery route. Select lesson content according to the learner's actual movement and access needs, rather than introducing every available feature.
Apply it
A learner uses voice input to compose a message but cannot reliably correct a misrecognized word. Include selecting the intended text, making a correction, reviewing it, and cancelling an unintended action before treating the messaging task as independent.
Common pitfall: Demonstrating rapid text entry without accessible correction can create a misleading impression of success and leave the learner unable to complete even a familiar task accurately.
37.How should mobile accessibility skills be organized?
Organize mobile instruction around orientation, selection, activation, entry, navigation, and verification. As a product example, with VoiceOver enabled on iPhone, touching an item selects it and speaks its identity; a one-finger swipe right selects the next item and a one-finger swipe left selects the previous item. A one-finger double-tap activates the selected item. Selection and activation are separate: hearing an item's name does not mean it has opened. Practise these documented gestures in a meaningful activity and identify the current screen before continuing after an interruption.
Apply it
Practise a message draft interrupted by a notification. Have the learner pause, touch an item to hear its identity, and swipe left or right to inspect nearby items, including the screen title and available navigation controls. Determine whether the conversation remains open or a different screen is active before typing. If navigation is needed, select an appropriate labelled Back control and double-tap to activate it, then locate and activate the intended conversation. Select the message field, review the draft, and resume only after confirming the recipient and task position.
Common pitfall: Using an ordinary single tap as though it activates an item when VoiceOver is on confuses selection with activation. Replaying a gesture sequence after a notification without identifying the current screen can act on the wrong item.
CATIS Body of Knowledge and Clinical Competencies · Use VoiceOver gestures on iPhone - Apple Support
38.How can learners manage their own environmental adaptations?
Environmental instruction turns a successful assessment arrangement into a strategy the learner can reproduce. Teach the person to identify reflections, uncomfortable positioning, unsuitable illumination, or difficult device placement and then evaluate a relevant adjustment. Include how to recognize that an adjustment has helped. The aim is independent setup across realistic settings, rather than dependence on a single workstation arranged by the specialist at the beginning of training.
Apply it
A learner reads successfully in the training room but struggles at home. Have them describe the screen position and light sources, choose one relevant adjustment, and compare the same reading task before and after the change.
Common pitfall: Providing a comfortable setup without teaching how to reproduce and evaluate it can leave the learner unable to sustain access when the environment changes.
39.What device-care routines should learners demonstrate?
Teach care routines appropriate to the device, including identifying power state, charging or power connection, safe storage, cable management, and manufacturer-directed maintenance. Relate each routine to reliable access and practise it with the actual equipment. The learner should distinguish a routine operational issue from a problem requiring technical help. Confirm performance through demonstration, because describing a care procedure does not show that its indicators and controls are accessible.
Apply it
A learner repeatedly arrives with an unavailable portable device. Practise checking its power indication, connecting the correct charger, confirming the charging state, and storing it consistently, using the manufacturer's instructions and the learner's accessible feedback.
Common pitfall: Giving generic cleaning or charging advice without checking the device instructions and accessible indicators can create an unreliable routine that the learner cannot verify independently.
40.How can troubleshooting instruction support continued learning?
Teach a manageable sequence: describe the symptom, establish the current state, check a relevant simple cause, test one change, and evaluate the result. Include a stopping point and an accessible route to appropriate help. Provide resources suited to the learner's technology and literacy, then practise using them. Independent troubleshooting includes communicating useful evidence and recognizing limits; it does not require solving every hardware, software, or accessibility problem without assistance.
Apply it
When speech unexpectedly stops, a learner normally presses random commands. Practise describing what still works, checking a familiar relevant setting, testing one action, and using an accessible support resource if the problem remains unresolved after that controlled check.
Common pitfall: A long undifferentiated checklist can overwhelm the learner; encouraging repeated random changes also destroys useful clues and may create additional problems before support is contacted.
Configurationnot stated
41.How do braille input and output translation settings differ?
In NVDA, the output table translates text for presentation on the display, while the input table translates supported braille keyboard entry into text. Diagnose the direction in which the mismatch occurs before changing settings. Match the relevant table to the learner's language, code, and proficiency, then test known material. Successful display connection does not establish that translation is suitable, and changing the unrelated direction may leave the reported difficulty unchanged.
Apply it
A display presents familiar text correctly, but known braille keyboard entries produce unexpected text in an editor. Inspect the supported input configuration and test known entries before replacing the display or changing an already suitable reading arrangement.
Common pitfall: Treating all braille problems as connection faults overlooks translation settings; changing output merely because input is wrong may disrupt reading while leaving entry errors unresolved.
42.Which conditions must be checked before Bluetooth pairing?
Bluetooth pairing requires a compatible powered device, Bluetooth availability on the computer, and discoverability of the peripheral during the pairing process. Follow the peripheral's instructions because discoverability procedures differ. Identify the intended device before completing any confirmation steps. After pairing, test the task through the relevant application, since establishing a wireless relationship does not by itself prove that every application or assistive technology function is operating correctly.
Apply it
A keyboard that supports Bluetooth pairing with the computer is powered and within its supported operating range but does not appear in the computer's device search. Check its manufacturer-defined discoverable state, confirm Bluetooth is enabled on the computer, then repeat discovery before investigating application shortcuts or text-entry behavior.
Common pitfall: Wireless operation alone does not establish Bluetooth capability; some peripherals use a separate receiver. Once Bluetooth compatibility is established, changing application preferences while the peripheral is not discoverable still addresses a later layer of operation.
Pair a Bluetooth device in Windows · CATIS Body of Knowledge and Clinical Competencies
43.How should magnifier tracking match the learner's actions?
Configure magnifier movement around the information the learner needs to follow, such as pointer movement, keyboard focus, or text entry. Identify which event moves the task to a new location and test whether the enlarged view follows usefully. Keep zoom level and tracking behavior conceptually separate. Configuration succeeds when the learner can maintain orientation and reach the next required item without unnecessary searching or disruptive movements of the enlarged view.
Apply it
A learner sees the mouse clearly but loses the active field while moving through a form with the keyboard. Examine tracking behavior for keyboard interaction and retest the full form before deciding that a larger zoom level is needed.
Common pitfall: Increasing enlargement to solve lost focus can show less context without moving the view to the correct place; visibility and tracking require separate decisions.
Use Magnifier to make things on the screen easier to see · CATIS Body of Knowledge and Clinical Competencies
44.How can add-on conflicts be isolated without rebuilding the system?
NVDA can be restarted with add-ons disabled, allowing comparison with its usual configuration. If the symptom disappears, investigate the relevant add-on configuration or compatibility rather than concluding that the entire application or computer has failed. Preserve the original evidence and restore needed functionality carefully. A comparison identifies a likely area for further testing; it does not establish which individual add-on is responsible when several were disabled together.
Apply it
A familiar application becomes unreliable after an add-on change. Reproduce the symptom, compare behavior with add-ons disabled, and narrow further testing to the changed component if the baseline behavior returns, keeping the learner's required access available.
Common pitfall: Reinstalling the operating system first discards a useful diagnostic comparison; disappearance of the symptom with all add-ons disabled still does not identify one specific culprit.
45.How should missing speech be separated from audio routing failure?
Trace speech through the screen reader, selected output device, and usable listening arrangement. NVDA has its own output-device setting, so audible sound from another application does not prove that NVDA uses the same route. Establish what is working before making changes. Test a known speech action after adjusting the relevant route, and confirm that output remains usable when the learner connects or disconnects equipment used in everyday activities.
Apply it
A learner hears music through speakers but no screen-reader speech after disconnecting a headset. Inspect the screen reader's output selection and available audio route, then test known speech before replacing the synthesizer or changing application navigation settings.
Common pitfall: Assuming all applications share one effective audio route can misclassify a routing problem as a screen-reader failure and lead to unnecessary reinstallation or equipment replacement.
NVDA 2026.2 User Guide · CATIS Body of Knowledge and Clinical Competencies
46.Which operating-system input settings address different barriers?
Match the setting to the observed input difficulty. Sticky Keys supports sequential entry of commands that normally require simultaneous keys; Filter Keys can ignore brief or repeated keystrokes. Pointer and text-cursor appearance settings address visibility rather than those timing demands. Trial the relevant feature with the learner's real commands and correction tasks. A useful adaptation improves reliable operation without introducing a new difficulty in another essential part of the workflow.
Apply it
A learner enters individual keys accurately but cannot press a modifier combination together. Trial Sticky Keys with familiar commands and verify cancellation and correction, rather than selecting a keystroke-filtering feature that targets a different input problem.
Common pitfall: Choosing an accessibility feature by its name alone can mismatch mechanism and need; input timing, pointer visibility, and cursor visibility are distinct configuration targets.
Make your mouse, keyboard, and other input devices easier to use
47.How should software and driver installation be verified?
Check the required operating system, hardware, driver, and application relationships before installing a solution. Use the relevant manufacturer's instructions and confirm that installation produces accessible, functional operation in the intended task. A completion message establishes that an installer finished, not that the learner can use the result. Document the installed components and any required settings so later maintenance or troubleshooting can distinguish a missing dependency from an instructional issue.
Apply it
A peripheral appears connected, but its intended function is unavailable in the target application. Compare the installed software and driver requirements with the device documentation, complete the supported setup, and verify the learner's workflow rather than relying on connection status alone.
Common pitfall: Repeatedly reinstalling the main application without checking required components can preserve the same failure and obscure which part of the installation was actually incomplete.
48.How should connection technology and assistive-device compatibility be checked?
Check the complete chain: supported operating system, device connection, required driver, assistive software, and intended task. Bluetooth can provide a paired peripheral link; Wi-Fi provides wireless local networking; NFC supports exchanges at very close proximity, including some peripheral-setup uses. These technologies are not interchangeable merely because each is wireless. Their relevant distinctions are summarized by [NIST](https://pages.nist.gov/mobile-threat-catalogue/lan-pan.html). A physical adapter can address an appropriate port or radio requirement, but it does not supply missing software support.
Apply it
For a Focus Blue braille display used with NVDA on Windows, the NVDA guide documents USB or Bluetooth connection and requires Freedom Scientific braille display drivers. Suppose the workstation lacks those drivers: substituting a USB connector adapter or adding a Bluetooth radio does not satisfy that requirement. Install the required drivers, connect through the documented method, and select the display in NVDA. Verify function by reading known text, moving through it with display controls, and confirming cursor routing in an editable test document. See the [NVDA display documentation](https://api.nvaccess.org/documentation/userGuide.html).
Common pitfall: A paired-device listing or charging indication demonstrates only part of the connection. Neither proves that NVDA can exchange braille data with the device or that the learner can complete the intended application task.
CATIS Body of Knowledge and Clinical Competencies · NVDA 2026.2 User Guide · Pair a Bluetooth device in Windows
49.How should accounts, email, and folders support independent work?
Set up accounts and storage so the learner can consistently identify where work belongs and retrieve it through the intended access method. Verify email operation and the relationship among saving, attaching, opening, and locating files. Use an understandable organization that supports the assessed tasks. A technically valid account is insufficient when the learner cannot navigate its interface or distinguish required folders during routine activities and later instruction.
Apply it
A learner saves documents successfully but cannot find them when attaching files to email. Establish an accessible, consistent folder arrangement and test saving, closing, locating, attaching, and reopening a sample document under the learner's normal account.
Common pitfall: Creating elaborate folder structures before checking navigation can increase dependence; testing only email sign-in overlooks whether the account and storage arrangement support complete work tasks.
50.How should updates and maintenance preserve functional access?
Track the components that participate in the learner's workflow, including operating system, applications, assistive software, drivers, and peripherals. Before a planned change, identify relevant compatibility information and a practical recovery route. Afterward, test representative tasks rather than merely confirming the new version. Maintenance decisions should balance keeping systems supported with preserving access, and records should connect each change to its date, purpose, and observed effect on the learner's activities.
Apply it
Before updating a workstation used for daily reporting, identify the application's assistive technology dependencies and plan a test of opening, editing, saving, and submitting a report. Record the change and any newly required configuration or instruction.
Common pitfall: Treating an update as successful because it installs can miss lost accessibility; avoiding all updates indefinitely also fails to establish a sustainable maintenance approach.
51.How should remote instruction be configured for learner participation?
Configure remote training around what the learner must hear, perceive, control, and communicate. Verify accessible meeting controls, necessary audio, the intended shared material, and the learner's ability to perform the task on their own system. An instructor's successful remote connection does not establish a usable lesson. Conduct a brief functional check and establish an accessible way to regain contact or stop an unintended interaction if the connection changes.
Apply it
An instructor can see the learner's screen, but the learner cannot hear required instructional audio or operate the meeting controls. Resolve those participation barriers and rehearse the communication method before beginning a lesson that depends on shared demonstrations.
Common pitfall: Equating screen sharing with accessible remote instruction overlooks the learner's audio, control, and orientation needs and can turn a planned practice session into passive observation.
52.How does fault isolation distinguish hardware, software, and task problems?
Describe a reproducible symptom, identify the layers involved, and choose a comparison that separates plausible causes. Test one relevant variable while holding others stable, such as the same device in another supported application or a known working input on the same task. Interpret the result narrowly. A successful comparison can reduce the suspect area, but it rarely proves the cause without a confirming test and a repeat of the complete workflow.
Apply it
A learner cannot enter text in one application but can use the same keyboard in a simple editor. Keep the keyboard unchanged and investigate the affected application's state and interaction requirements before replacing hardware that already passes a relevant comparison.
Common pitfall: Changing several settings simultaneously may restore operation without revealing why; assuming the last visible component is faulty can send troubleshooting toward the wrong system layer.
Explorationnot stated
53.How should continuing education address a specific competence gap?
Start with a gap in service capability, then choose learning opportunities that address it. The CATIS outline includes journals, professional networks, conferences, vendor resources, and self-teaching. Convert participation into demonstrable competence by applying the learning to a relevant task and identifying remaining limitations. A useful professional development plan connects changing technologies with the populations and activities served, rather than treating attendance or familiarity with product names as sufficient evidence of current skill.
Apply it
A specialist encounters increasing demand for accessible mobile document editing. Select training on that workflow, practise it with relevant access methods, and record what can now be taught independently along with unresolved limitations that need further study.
Common pitfall: Accumulating event attendance without applying the material may leave the original service gap unchanged, even when the professional development record appears extensive and current.
54.How should an independent product trial be designed?
Define the target user, tasks, required access methods, and success criteria before exploring a product. Test complete activities rather than the vendor's most polished demonstration. Record the platform and conditions so results can be interpreted and repeated. A trial should reveal strengths, limitations, training demands, and dependencies. Separate initial unfamiliarity from an inaccessible interaction by allowing reasonable learning while documenting persistent barriers to independent task completion.
Apply it
A new reading application advertises excellent accessibility. Test importing a representative document, navigating it, checking a passage, and reopening it later with the intended access method, recording task completion and assistance rather than only the quality of the demonstration.
Common pitfall: Trying features without predefined tasks can produce enthusiastic impressions but little evidence about whether the product supports the activities required by the people being served.
55.How should vendor accessibility documentation inform evaluation?
Use vendor documentation to identify supported platforms, accessibility features, known limitations, and compatibility requirements. Treat these statements as inputs to task-based testing rather than proof that every learner's workflow succeeds. Record the product and documentation context when interpreting claims. A feature may exist yet be difficult to discover, insufficient for the task, or dependent on a particular setup, so evaluation must connect the claim with observable use.
Apply it
A vendor states that keyboard operation is supported. Review any stated conditions, then test the learner's complete workflow, including opening dialogs, changing values, cancelling actions, and confirming results, before concluding that the application meets that learner's access needs.
Common pitfall: Accepting a feature list as proof of effective accessibility overlooks implementation gaps and task-specific limitations; dismissing documentation entirely can also miss necessary setup information.
56.How should consumer experience influence product judgments?
Consumer experience can reveal everyday barriers, practical workarounds, learning demands, and strengths that a brief technical demonstration misses. Interpret each account in relation to the person's goals, access method, platform, and experience. Compare reports with direct trials and relevant documentation. Agreement across comparable use cases strengthens confidence, while conflicting accounts often identify a condition that needs investigation rather than proving that one reviewer is wrong.
Apply it
One user praises a note-taking tool while another reports difficulty reviewing long notes. Compare their access methods and tasks, then test long-note review in the proposed setup before recommending the tool to a learner with the same requirement.
Common pitfall: Generalizing from a popular review or a single dissatisfied user ignores differences in task, configuration, and experience that may explain the apparent disagreement.
57.When does beta testing produce useful accessibility evidence?
Beta testing is useful when it examines defined tasks and produces reproducible observations about developing software. Record the version, platform, access method, steps, expected result, and observed result. Preserve a dependable arrangement for essential work while exploring changes in an appropriate test context. Findings apply to the tested build and conditions; a corrected issue should be retested rather than assumed resolved from a release announcement or developer acknowledgment alone.
Apply it
A beta introduces a redesigned dialog. Test opening, navigating, changing, and cancelling its controls with representative access methods, then submit the exact failing sequence and retest it in the next build while keeping essential learner work on a dependable setup.
Common pitfall: Reporting only that a beta is inaccessible gives developers little to reproduce; treating one successful beta task as proof of production readiness overstates the evidence.
58.How should accessible training materials express structure and meaning?
Use semantic headings to expose the material's organization, and choose image alternatives according to purpose. An informative image needs an alternative conveying its essential information in context. A purely decorative HTML image uses an empty alternative, alt="", when appropriate so assistive technology can ignore it. An image functioning as a link or button needs an alternative communicating its action or destination, such as 'Search' or 'Open Magnifier settings.' Describe what the image contributes to the task rather than listing incidental visual details. Complex instructional information should also be available in accessible text.
Apply it
A handout includes a screenshot showing how to enable Magnifier's keyboard-focus tracking. Provide the essential procedure in body text: open Settings > Accessibility > Magnifier, open the View settings for a supported view, and select Keyboard focus under Have Magnifier follow my. Explain that the enlarged view should follow the control reached by keyboard navigation, then have the learner test it with Tab. Give the screenshot a concise alternative identifying the illustrated setting; the procedure must remain usable without seeing it.
Common pitfall: A decorative image does not need a narration of its appearance, while a functional image labelled only 'magnifying glass' may fail to communicate its action. A screenshot alternative that says only 'screenshot' leaves essential instructional content unavailable.
CATIS Body of Knowledge and Clinical Competencies · WAI Page Structure Tutorial: Headings · WAI Images Tutorial · Chapter 2: Choosing a view | Microsoft Support
59.How should accessibility feedback help developers reproduce a barrier?
Provide a concise use case, tested environment, repeatable steps, expected behavior, actual behavior, and impact on task completion. Describe what the learner cannot identify or operate instead of merely requesting general accessibility. Include comparisons that narrow the issue without claiming a cause the evidence does not establish. Collaboration continues through clarification and retesting, connecting the technical change with the original user activity that was blocked.
Apply it
A scheduling control works visually but cannot be reached during keyboard use. Report the navigation sequence, relevant environment, expected focus behavior, actual stopping point, and effect on booking an appointment, then repeat that workflow after a proposed correction.
Common pitfall: A broad complaint such as improve screen-reader support does not identify a reproducible problem, while prescribing an unverified implementation can distract from the observed user barrier.
CATIS Body of Knowledge and Clinical Competencies · Easy Checks: A First Review of Web Accessibility
60.How should evidence-informed comparisons limit their conclusions?
Compare products using the same relevant tasks, access methods, and success criteria, then state the conditions under which each performs adequately. Separate demonstrated results from vendor claims and unresolved questions. Preliminary checks can identify obvious barriers but cannot establish comprehensive accessibility. A defensible conclusion supports a specified user and workflow, acknowledges untested areas, and identifies what further evaluation would change the decision rather than declaring one product universally accessible or best.
Apply it
Two applications pass a short keyboard review, but only one has been tested for the learner's import-and-edit workflow. Recommend according to that demonstrated requirement while recording the untested workflow in the other product and the limits of the initial checks.
Common pitfall: Turning a few successful checks into a universal accessibility claim exceeds the evidence and may conceal significant barriers in tasks or access methods that were never examined.
CATIS Body of Knowledge and Clinical Competencies · Easy Checks: A First Review of Web Accessibility
What to focus on during revision
The following are CertMedbry study suggestions. Use the official outline to check the full scope of your examination.
- Connect each recommendation to an observed task barrier, learner capability, representative trial, and explicit rationale.
- Distinguish clinical report information from functional technology findings; describe concerns precisely and collaborate within professional scope.
- Compare visual, auditory, tactile, and combined access using accuracy, comprehension, endurance, assistance, and learner preference.
- Teach complete workflows with orientation, error recovery, verification, and transfer beyond a memorized sequence.
- Separate instructional needs from missing semantic structure, configuration mismatches, compatibility problems, and hardware faults.
- Evaluate products through reproducible use cases and bounded conclusions, including consumer experience and developer feedback.
A practical preparation plan
1. Map the complete official scope
Read Sections 4 and 5 together. Mark each knowledge topic and corresponding clinical competency as explainable, demonstrable, or needing practice. Use the complete outline to identify gaps beyond this selective guide.
2. Build an assessment-to-recommendation case
Choose a realistic education, employment, or daily-life goal. Record the task steps, baseline skills, environmental demands, existing equipment, comparison trials, and rationale for the proposed technology and training.
3. Teach and measure a complete activity
Write an observable objective, teach its prerequisites, and practise the activity with the intended access method. Record assistance and errors, then vary a relevant condition to test transfer and independent recovery.
4. Practise controlled configuration comparisons
Work through examples involving input adaptation, braille translation, pairing, magnifier behavior, audio routing, and software dependencies. State which observation supports each hypothesis and what one comparison would narrow the cause.
5. Evaluate an unfamiliar product
Define tasks and success criteria before a trial. Compare documentation, consumer experience, and direct observations. Produce one reproducible barrier report and identify the limits of the conclusion.
6. Use the drills to diagnose reasoning gaps
Answer each question before reading its explanation. Explain why every alternative is less suitable, then practise the underlying skill or decision. Use flashcards for active recall and verify examination logistics through ACVREP's current handbook.
Use your sample score as a starting point
The free set contains 20 original practice questions. It is a small learning sample, not an official examination or a validated pass prediction. Review each explanation and its source before moving to another topic.
Start the free sampleOfficial sources and updates
- Academy for Certification of Vision Rehabilitation & Education Professionals
- Certified Assistive Technology Instructional Specialist for Individuals with Visual Impairments
- CATIS Body of Knowledge and Clinical Competencies
- CATIS Scope of Practice
- NVDA 2026.2 User Guide
- Accessibility testing with NVDA: Free Sample
- Use Magnifier to make things on the screen easier to see
- Copy text from pictures and file printouts using OCR in OneNote
- Make your mouse, keyboard, and other input devices easier to use
- Pair a Bluetooth device in Windows
- WAI Page Structure Tutorial: Headings
- WAI Forms Tutorial: Labeling Controls
- Understanding Success Criterion 1.4.10: Reflow
- Easy Checks: A First Review of Web Accessibility
- WAI Images Tutorial
- Low Vision — National Eye Institute
- Additional Information
- Chapter 2: Choosing a view | Microsoft Support
- Appendix B: Magnifier settings and troubleshooting | Microsoft Support
- How the Eyes Work | National Eye Institute
- Use VoiceOver gestures on iPhone - Apple Support
- Visual Acuity Testing in Adults - EyeWiki
- OA Corner Part 9: Explaining spectacle prescriptions Part 1 - ABDO
- Visual Acuity | AOA
- LANs and PANs · Mobile Threat Catalogue
Confirm current eligibility, fees, scheduling and policies directly with the examination provider. CertMedbry is independent and is not endorsed by these organisations. How we handle content and corrections.