Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 590 · 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 <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
2. 2.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) red on green (d) pink on red
3. 3.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
5. 5.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
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 <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h1>
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h2>
11. 11.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
12. 12.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) blue on purple (d) red on green
13. 13.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
14. 14.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
16. 16.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
17. 17.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
19. 19.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
20. 20.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) light grey on white
21. 21.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
22. 22.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) dark grey on white (d) black on white
23. 23.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
24. 24.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
25. 25.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h6>
28. 28.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
29. 29.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
30. 30.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) blue on purple
31. 31.Which colour pair is hard to read? (a) pink on red (b) black on white (c) dark grey on white (d) white on dark blue
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
33. 33.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is pink on red 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) hard to read (b) easy to read
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
39. 39.True or false: “label every form box” helps everyone use the page. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone

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