Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 458 · 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: “add alt text to images” makes the page harder to use. (a) True (b) False
2. 2.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
4. 4.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) white on black
5. 5.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h2>
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
9. 9.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) light grey on white (d) blue on purple
10. 10.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) light grey on white (d) yellow on black
11. 11.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) red on green (d) black on white
12. 12.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
14. 14.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) blue on purple
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
17. 17.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
21. 21.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
23. 23.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
24. 24.♿ 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>
25. 25.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
26. 26.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
30. 30.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>
32. 32.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
33. 33.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
34. 34.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
36. 36.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
38. 38.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h2>
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h4>
40. 40.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) pink on red (d) blue on purple

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