Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 306 · 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 <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h1>
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
3. 3.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) dark grey on white (d) light grey on white
4. 4.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) light grey on white (d) blue on purple
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
6. 6.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h1>
8. 8.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
10. 10.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on dark blue (d) white on black
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h5>
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
17. 17.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) black on white (d) blue on purple
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) white on dark blue (d) blue on purple
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
22. 22.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
25. 25.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
27. 27.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h1>
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
29. 29.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
30. 30.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) pink on red
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
34. 34.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
35. 35.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
36. 36.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
37. 37.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
38. 38.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
39. 39.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
40. 40.True or false: “label every form box” makes the page harder to use. (a) True (b) False

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