Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 729 · 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> → <h2> → <h3> → <h5> (a) No (b) Yes
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
3. 3.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
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.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
8. 8.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) blue on purple (d) dark grey on white
10. 10.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
11. 11.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
12. 12.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
14. 14.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
15. 15.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h6>
16. 16.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
17. 17.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
19. 19.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
23. 23.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
24. 24.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
26. 26.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) white on black (d) black on white
30. 30.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) pink on red
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h3>
32. 32.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) yellow on black (d) white on black
34. 34.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
35. 35.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) light grey on white (d) yellow on white
36. 36.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on dark blue (d) light grey on white
38. 38.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “label every form box” helps everyone use the page. (a) True (b) False
40. 40.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>

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