Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 365 · 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.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h6>
3. 3.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
4. 4.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) white on black (d) blue on purple
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
6. 6.True or false: “label every form box” makes the page harder to use. (a) True (b) False
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) pink on red (d) black on white
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
9. 9.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) pink on red (d) light grey on white
10. 10.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
12. 12.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on black (d) pink on red
13. 13.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) blue on purple (d) yellow on black
14. 14.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
16. 16.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h4>
17. 17.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
18. 18.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
20. 20.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) dark grey on white (d) yellow on black
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
24. 24.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
25. 25.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
26. 26.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
28. 28.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
29. 29.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
31. 31.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
33. 33.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) black on white
34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
36. 36.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h3>
37. 37.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
39. 39.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes

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