Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 135 · 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 blue on purple easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
3. 3.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on white (d) white on dark blue
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
5. 5.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
8. 8.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
9. 9.Which colour pair is easy to read? (a) dark grey on white (b) light grey on white (c) blue on purple (d) pink on red
10. 10.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h4> (d) <h3>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
15. 15.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
20. 20.True or false: “label every form box” helps everyone use the page. (a) False (b) True
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h6> (d) <h5>
22. 22.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h2>
24. 24.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) light grey on white
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
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.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
31. 31.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) blue on purple (d) white on dark blue
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
34. 34.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
35. 35.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
37. 37.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) red on green (d) yellow on black

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