Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 669 · 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 <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
2. 2.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) blue on purple (d) yellow on white
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
4. 4.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
5. 5.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
6. 6.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) dark grey on white (d) white on dark blue
7. 7.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
8. 8.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
9. 9.True or false: “label every form box” makes the page harder to use. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
12. 12.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
13. 13.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
14. 14.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
16. 16.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
17. 17.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
18. 18.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
19. 19.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
21. 21.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
22. 22.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
24. 24.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on black (d) yellow on black
25. 25.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
30. 30.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) light grey on white (d) black on white
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h1>
32. 32.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
33. 33.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) white on dark blue (d) dark grey on white
34. 34.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) yellow on white (d) blue on purple
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
37. 37.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h2>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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