Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 177 · 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.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
2. 2.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) blue on purple (d) white on black
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h5>
4. 4.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
5. 5.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h3>
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
7. 7.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
9. 9.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
10. 10.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) red on green
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h6>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) white on black (d) pink on red
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
18. 18.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
19. 19.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
21. 21.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
22. 22.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h2>
23. 23.True or false: “label every form box” helps everyone use the page. (a) True (b) False
24. 24.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
25. 25.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
27. 27.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
29. 29.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) yellow on black (d) white on black
30. 30.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
31. 31.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) light grey on white (d) pink on red
32. 32.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) yellow on black
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h6>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
40. 40.Which colour pair is easy to read? (a) white on dark blue (b) red on green (c) yellow on white (d) light grey on white

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