Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 91 · 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) white on black (b) yellow on white (c) dark grey on white (d) white on dark blue
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
3. 3.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on dark blue (d) pink on red
4. 4.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
5. 5.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) white on black
6. 6.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
7. 7.True or false: “label every form box” helps everyone use the page. (a) False (b) True
8. 8.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
9. 9.Which colour pair is easy to read? (a) red on green (b) black on white (c) light grey on white (d) yellow on white
10. 10.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h6>
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h5>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
13. 13.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
14. 14.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
15. 15.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
18. 18.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
19. 19.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
20. 20.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) dark grey on white (d) white on black
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
22. 22.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) white on dark blue (d) red on green
25. 25.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
26. 26.True or false: “label every form box” makes the page harder to use. (a) False (b) True
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
31. 31.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
32. 32.🌗 Is white on black 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: label every form box? (a) helps everyone (b) makes it harder
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
37. 37.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
39. 39.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False

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