Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 643 · 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
2. 2.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
3. 3.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) light grey on white (d) pink on red
4. 4.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on black (d) white on dark blue
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h5>
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
8. 8.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h1>
10. 10.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
12. 12.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
13. 13.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h1> (d) <h6>
14. 14.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) red on green (d) yellow on black
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
16. 16.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) red on green
17. 17.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) yellow on white (d) black on white
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
19. 19.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) black on white (d) dark grey on white
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
21. 21.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
26. 26.True or false: “label every form box” helps everyone use the page. (a) False (b) True
27. 27.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
28. 28.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
31. 31.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
34. 34.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
35. 35.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) white on black
38. 38.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
39. 39.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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