Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 492 · 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.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) white on black (d) yellow on white
2. 2.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
4. 4.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) blue on purple (d) pink on red
5. 5.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
6. 6.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
8. 8.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
9. 9.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) yellow on white (d) pink on red
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
11. 11.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
13. 13.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
14. 14.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
15. 15.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) red on green (d) blue on purple
16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
17. 17.True or false: “use headings in order” 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) makes it harder (b) helps everyone
19. 19.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) white on black (d) red on green
20. 20.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h5>
21. 21.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
22. 22.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) white on dark blue (d) black on white
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h3>
25. 25.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
26. 26.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
27. 27.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
31. 31.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h2> (d) <h6>
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
37. 37.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
40. 40.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder

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