Civil rights laws are concerned with equal rights and preventing discrimination. The ADA is a civil rights law that makes discrimination against people with disabilities illegal.  Procurement Laws, another type of laws relevant to accessibility, impose requirements on purchasing or contracting for services and mainly apply to governmental bodies.

In the United States, the Americans with Disabilities Act (ADA) is what type of law?

Individuals with this disability have difficulty understanding number-based information and math.

WCAG is organized around the POUR principles, Perceivable, Operable, Understandable, and Robust.

Which of the following is not a WCAG 2.1 POUR Principle for web accessibility?

According to the W3C, Robust content is content that is "robust enough that it can be interpreted by a wide variety of user agents, including assistive technologies."

Which best describes the WCAG 2.1 POUR principal of "Robust?"

Captions are useful for people with hearing disabilities, auditory processing disabilities, and non-disabled people, such as someone who is a non-native speaker of the presented language.

Fully justifying text, which is often seen in print newspapers, can cause awkward spaces between words and "rivers" of empty space that can be distracting for some readers.

remember, justifying isn't the same as aligning*

Fully justifying text (both left and right) helps make text easier to read.

How long can an auto-playing, soundless video play before requiring controls to pause, stop, or hide it?

What level of WCAG 2.1 compliance is used as the basis of most accessibility laws in North America and Europe?

Which text-based alternative to multimedia (like a video or podcast) is most useful to users who are deafblind?

Subtitles are meant for translating audio in a language that the audience does not understand, whereas captions must describe all dialog as well as important, non-obvious sounds, such as a door slamming off-screen or a dog barking in the background.

True or False: Subtitles and captions are interchangeable terms for the same thing.

Level AAA, WCAG 2.1 requires a touch target size to be 44 x 44 pixels. What is the new minimum touch target size to meet Level AA in the WCAG 2.2. standard?

True or false: accessible websites are more likely to rank higher in search engine results, helping to increase visibility and attract more visitors

According to the World Health Organization, approximately what percentage of the world's population has a disability?

The image loaded via CSS as a background image

The image is of a chart that would be too much to describe in text

The image is purely decorative with or redundant with nearby tex

In HTML, which one of these scenarios would an image with an empty alt attribute be appropriate?

According to WCAG 2.1 1.4.1 Use of Color, color alone is not enough to convey information. It must always be accompanied with some other technique such as different shapes, patterns, or text.

Using different shapes for data points on each line

Using different dash patterns for each line, such as dotted, dashed, solid

Which of these techniques is not acceptable to differentiate between data points on a line graph?

You can file a complaint at www.ada.gov/file-a-complaint, which starts a process that can lead to settlements or lawsuits. The process varies for other laws and regions, but complaints and lawsuits are the primary enforcement mechanism for accessibility laws.

What are the main enforcement mechanisms for accessibility law violations in the United States?

A user should be able to opt out of any animation that includes motion unless the animation is essential to the functionality or the information being conveyed.

True or False: Users should be able to opt out of animations that include motion.

The success criteria will help make sites more accessible, but conformance to explicit guidelines should not be prioritized over the needs of users (with or without disabilities). Usability testing is recommended on top of testing against the success criteria.

True or False: It is possible to build a website that meets all WCAG 2.1 success criteria but is completely unusable.

WCAG 2.1 Level AA requires a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text. What is considered large text?

According to WCAG 2.1 3.3 Input Assistance, we should help users avoid and correct mistakes by providing good labeling and clear error messaging on our websites.

True or False: Helping users avoid and correct mistakes is a criterion of the "Operable" section of WCAG 2.1.

A Switch System device allows users to use a "switch" (a controller that has two states: on and off, e.g. "sip" and "puff") to input commands. This type of assistive technology is primarily used by people who have mobility-limiting disabilities.  Sip-and-puff devices can help users with motor disabilities not only navigate their computers but also control other assistive technologies like a wheelchair.

A sip-and-puff device is an assistive technology that allows users to navigate a computer by inhaling and blowing using a straw-like input device. This is an example of what type of assistive technolo

Screen readers are used by people with visual, cognitive, learning, and many other types of disabilities. For this reason, it is important when building a website to ensure the experience of the visual site layout and flow of content is similar to the experience provided by a screen reader.

True or False: Screen readers are only used by people with visual disabilities.

Automated accessibility testing tools can detect between 30–70% of accessibility issues on websites, but they can't be relied on alone. Automated scans are limited by yes-or-no conditions and can't interact with websites like a real user.

True or false: using automated accessibility tools is sufficient for ensuring that your meet accessibility standards

Roughly what percentage of websites have been found to have accessibility errors?

What do you know about Web Accessibility? Take this trivia quiz and find out! You might learn a thing or three.