Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 626 · 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.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h4>
3. 3.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
8. 8.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
9. 9.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h5>
10. 10.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
11. 11.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
13. 13.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h6>
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
16. 16.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
17. 17.True or false: “label every form box” makes the page harder to use. (a) False (b) True
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
25. 25.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) yellow on black (d) dark grey on white
26. 26.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) blue on purple (d) white on black
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
29. 29.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) black on white (d) red on green
30. 30.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
34. 34.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
35. 35.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
37. 37.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
39. 39.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) pink on red (d) dark grey on white
40. 40.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder

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