Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 54 · 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h2>
2. 2.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h6>
6. 6.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
8. 8.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
10. 10.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) yellow on black (d) white on dark blue
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
14. 14.True or false: “label every form box” helps everyone use the page. (a) True (b) False
15. 15.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
18. 18.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
19. 19.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
21. 21.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) pink on red (d) dark grey on white
22. 22.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
23. 23.True or false: “label every form box” makes the page harder to use. (a) True (b) False
24. 24.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) red on green (d) pink on red
25. 25.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) black on white
26. 26.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) white on dark blue
27. 27.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
28. 28.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
29. 29.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
32. 32.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
34. 34.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) light grey on white (d) dark grey on white
35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
36. 36.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder

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