Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 519 · 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.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
2. 2.♿ 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>
3. 3.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
4. 4.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
5. 5.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
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.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
8. 8.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) yellow on white (d) pink on red
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
10. 10.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
11. 11.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
13. 13.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is easy to read? (a) white on black (b) red on green (c) pink on red (d) light grey on white
15. 15.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h4>
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) dark grey on white (d) white on black
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h3>
19. 19.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) light grey on white (d) blue on purple
24. 24.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
26. 26.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) dark grey on white (d) red on green
28. 28.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on black (d) yellow on white
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h2>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
34. 34.True or false: “label every form box” helps everyone use the page. (a) False (b) True
35. 35.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
38. 38.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h3>
39. 39.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read

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