Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 794 · 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.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
2. 2.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on dark blue
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: “write clear link text” helps everyone use the page. (a) False (b) True
5. 5.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h6> (d) <h5>
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
8. 8.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) dark grey on white (d) white on dark blue
9. 9.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) yellow on white
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
11. 11.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h1>
15. 15.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
16. 16.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
19. 19.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h5>
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
24. 24.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
25. 25.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
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) blue on purple (b) dark grey on white (c) white on black (d) white on dark blue
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h5>
31. 31.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
32. 32.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
33. 33.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) dark grey on white (d) light grey on white
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
35. 35.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
37. 37.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
38. 38.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
40. 40.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) pink on red (d) yellow on black

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