Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 865 · 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: “use headings in order” makes the page harder to use. (a) False (b) True
2. 2.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) white on dark blue (d) black on white
3. 3.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
4. 4.Which colour pair is easy to read? (a) red on green (b) white on black (c) light grey on white (d) pink on red
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h5>
6. 6.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
7. 7.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
8. 8.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
9. 9.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
13. 13.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) red on green (d) dark grey on white
14. 14.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
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: tiny grey text? (a) makes it harder (b) helps everyone
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
20. 20.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h3>
21. 21.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
22. 22.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) red on green
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
24. 24.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
26. 26.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
27. 27.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
29. 29.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h2>
33. 33.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
34. 34.True or false: “label every form box” helps everyone use the page. (a) True (b) False
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
36. 36.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
40. 40.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) yellow on black

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