Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 841 · 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.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
2. 2.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
3. 3.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
5. 5.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) blue on purple (d) yellow on black
6. 6.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
7. 7.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
8. 8.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
9. 9.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h1>
11. 11.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
12. 12.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h4>
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
15. 15.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
17. 17.Which colour pair is easy to read? (a) light grey on white (b) white on black (c) yellow on white (d) blue on purple
18. 18.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
22. 22.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) red on green (d) light grey on white
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h5>
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
28. 28.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
29. 29.Which colour pair is hard to read? (a) black on white (b) white on black (c) dark grey on white (d) yellow on white
30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) dark grey on white (d) light grey on white
32. 32.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
34. 34.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
38. 38.True or false: “label every form box” helps everyone use the page. (a) False (b) True
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
40. 40.True or false: “images with no alt” makes the page harder to use. (a) True (b) False

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