Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 81 · 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.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) red on green (d) white on dark blue
2. 2.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
3. 3.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
4. 4.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on white (d) white on dark blue
5. 5.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h5>
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
8. 8.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
12. 12.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) black on white (d) yellow on black
13. 13.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
14. 14.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h6>
17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h1>
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
21. 21.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
23. 23.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
24. 24.True or false: “label every form box” helps everyone use the page. (a) True (b) False
25. 25.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h5>
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
29. 29.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
30. 30.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) light grey on white (d) red on green
31. 31.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
33. 33.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
35. 35.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) pink on red (d) black on white
36. 36.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
37. 37.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
38. 38.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) dark grey on white (d) light grey on white
39. 39.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True

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