Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 113 · 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.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h6>
4. 4.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
6. 6.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h5>
7. 7.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
9. 9.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
10. 10.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
11. 11.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on black (d) dark grey on white
12. 12.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
13. 13.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) pink on red
14. 14.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) blue on purple (d) red on green
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
16. 16.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
17. 17.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) red on green (d) pink on red
18. 18.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
20. 20.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
21. 21.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is easy to read? (a) light grey on white (b) white on black (c) blue on purple (d) pink on red
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
24. 24.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
25. 25.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
26. 26.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h5> (d) <h3>
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
29. 29.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
30. 30.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
33. 33.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
37. 37.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
38. 38.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) dark grey on white (d) yellow on black
39. 39.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) yellow on white
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone

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