Web Accessibility Principles Flashcards

1
Q

What are the 4 principles of web accessibility?

A

Perceivable
Operable
Understandable
Robust

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2
Q

Which principle of accessibility is about making the output available through multiple sensory modalities?

A

Perceivable

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3
Q

True or false: You have to be able to perceive web content through at least one of your biological senses for it to be accessible?

A

True

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4
Q

What are 3 ways people can use their senses to perceive web content?

A

Seeing
Hearing
Touching/feeling

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5
Q

How can you make an image perceivable to a screen reader user?

A

Alt text that can be read by screen readers

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6
Q

How can you make an audio recording perceivable to a screen reader user?

A

Provide a transcript

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7
Q

What is the most universally accessible format available?

A

Digital text

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8
Q

How can you make dynamic content perceivable?

A

ARIA (Accessible Rich Internet Applications)

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9
Q

Which principle of accessibility is about making the input methods of web content functionally available to a wide range of input devices?

A

Operable

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10
Q

What are examples of devices that web content needs to function on to be operable?

A

Mouse or touchpad
Keyboard
Touchscreen
Voice recognition software

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11
Q

True or false: all web components must be functional, no matter what input device a person is using, to be considered operable?

A

True

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12
Q

What does “In, Within, Through, and Out” mean as it relates to operability?

A

Navigate into web components
Use the features within them
Navigate through them
Navigate out of them

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13
Q

What is the (almost) universal input device?

A

Keyboard

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14
Q

Which principle of accessibility is about making content and interfaces that people can comprehend?

A

Understandable

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15
Q

Specifying the language in an HTML document follows which accessibility principle?

A

Understandable

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16
Q

True or false: Simplifying the reading or vocabulary level of your content will make it more understandable?

A

True

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17
Q

What are some examples in writing that can make it difficult to understand?

A
Long or unfamiliar words
Long sentences
Complex sentence construction
Unclear wording
Long passages of text
Lines of text that are too close to each other
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18
Q

True or false: You should limit or avoid terminology or concepts that are unfamiliar or complex?

A

True

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19
Q

What supplemental formats can you provide to make content understandable for people who can’t read?

A

Images, audio, video

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20
Q

True or false: Providing supplemental content formats can benefit people with various kinds of cognitive disabilities?

A

True

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21
Q

A website maintaining a consistent look and feel across pages or views is an example of which web accessibility principle?

A

Understandable

22
Q

Form controls, custom controls and custom widgets behaving in standard ways is an example of which web accessibility principle?

A

Understandable

23
Q

Providing instructions, hints and contextual help when asking for user input is an example of which web accessibility principle?

A

Understandable

24
Q

Providing user feedback with confirmation and error messaging is an example of which web accessibility principle?

A

Understandable

25
Q

Which principle of web accessibility is about ensuring compatibility with a broad range of user agents, including assistive technologies?

A

Robust

26
Q

Using standard, semantic markup is an example of which web accessibility principle?

A

Robust

27
Q

True or false: valid markup is necessary for accessibility?

A

False, but it does help

28
Q

Implementing ARIA to indicate the name, role and value of interactive components is an example of which web accessibility principle?

A

Robust

29
Q

The ability to control UI elements using a variety of input devices (mouse, keyboard, assistive tech, etc.) is an example of which web accessibility principle?

A

Operable

30
Q

Content is developed using web standards that work with current and future browsers and devices is an example of which web accessibility principle?

A

Robust

31
Q

Which principle of web accessibility focuses on presenting information that can be accessed through multiple biological senses?

A

Perceivable

32
Q

Ensuring that interaction with web content does not depend on using specific input devices is an application of which web accessibility principle?

A

Operable

33
Q

Alerting users to session timeouts utilizes which web accessibility principle?

A

Operable

34
Q

True or False: Making sure that web content is robust means making sure that content is written in a manner that is easy to comprehend.

A

False

35
Q

Ensuring that navigation features like a menu are consistent across the entire website is an example of which web accessibility principle?

A

Understandable

36
Q

A popup warning on a website that states to all users, “Your session is about to expire. Would you like to continue?” is an example of which web accessibility principle?

A

Perceivable

37
Q

Link text that communicates the purpose and/or destination of the link is an example of which web accessibility principle?

A

Operable

38
Q

Allowing users to extend a time limit on a web page is an example of which web accessibility principle?

A

Operable

39
Q

An audio description track for a video tour of a facility is an example of which web accessibility principle?

A

Perceivable

40
Q

An item that communicates to a screen reader that it is expanded or collapsed is an example of which web accessibility principle?

A

Robust

41
Q

Functionality on a web page that is both mouse and keyboard accessible is an example of which web accessibility principle?

A

Operable

42
Q

Important information that is communicated using both color and text is an example of which web accessibility principle?

A

Perceivable

43
Q

Identifying the primary language of a web page is an example of which web accessibility principle?

A

Understandable

44
Q

High contrast between text elements and the background on a web page is an example of which web accessibility principle?

A

Perceivable

45
Q

What web element can you implement for people who cannot see images?

A

Alternative text

46
Q

True or false: If an image does not include alt text, screen readers will try to read any related text they can find, such as the file name or link destination?

A

True

47
Q

How can you supplement color-coded information for people who cannot see colors?

A

Text explanations

48
Q

How can you accommodate people who don’t have perfect vision?

A

Sufficient contrast

49
Q

How can you accommodate people who cannot see video or hear audio?

A

Captions, transcripts and audio descriptions

50
Q

How can you ensure that link destinations are not mysterious?

A

Make link text clearly explain the destination or purpose of the link

51
Q

True or false: Good link text makes the navigation more understandable for everyone, including people with cognitive disabilities?

A

True