Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 635 · 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: “link text “click here”” helps everyone use the page. (a) False (b) True
2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h1>
7. 7.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h6>
9. 9.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
13. 13.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) pink on red
15. 15.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
16. 16.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
17. 17.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) white on black
18. 18.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) dark grey on white (d) yellow on white
20. 20.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
22. 22.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
23. 23.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
28. 28.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
29. 29.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
33. 33.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
34. 34.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) black on white
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
36. 36.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) dark grey on white
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h5>
38. 38.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h5>
39. 39.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) blue on purple

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