Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 125 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
3. 3.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on dark blue (d) pink on red
4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
5. 5.True or false: “label every form box” helps everyone use the page. (a) False (b) True
6. 6.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) pink on red (d) black on white
7. 7.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) blue on purple (d) light grey on white
8. 8.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h3>
11. 11.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
12. 12.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) black on white (d) dark grey on white
14. 14.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) pink on red
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on dark blue (d) blue on purple
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
23. 23.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) dark grey on white (d) yellow on white
24. 24.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
26. 26.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
28. 28.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
29. 29.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
30. 30.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
31. 31.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
32. 32.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h1>
34. 34.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
40. 40.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False

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