Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 945 · 40 questions

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

1. 1.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) light grey on white (d) white on dark blue
2. 2.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
4. 4.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
5. 5.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
9. 9.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) light grey on white
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
14. 14.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h1>
18. 18.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
19. 19.True or false: “label every form box” makes the page harder to use. (a) True (b) False
20. 20.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
21. 21.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) pink on red (d) white on black
23. 23.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
25. 25.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
27. 27.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
29. 29.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
30. 30.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) yellow on white (d) light grey on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
32. 32.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
33. 33.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) light grey on white (d) blue on purple
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
36. 36.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
38. 38.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
40. 40.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) dark grey on white (d) pink on red

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