Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 268 · 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.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
3. 3.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
4. 4.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h6>
6. 6.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h2>
8. 8.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h1>
12. 12.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on dark blue (d) white on black
13. 13.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
16. 16.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on black (d) pink on red
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
19. 19.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
21. 21.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) red on green (d) white on dark blue
22. 22.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
23. 23.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
26. 26.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
27. 27.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
28. 28.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) yellow on black (d) pink on red
29. 29.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
31. 31.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
33. 33.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
36. 36.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
37. 37.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
38. 38.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
40. 40.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) dark grey on white

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