Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 842 · 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.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
2. 2.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
4. 4.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) red on green (d) light grey on white
5. 5.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
6. 6.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
10. 10.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h1>
12. 12.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
13. 13.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
14. 14.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on dark blue (d) blue on purple
15. 15.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
17. 17.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
19. 19.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) yellow on white (d) dark grey on white
20. 20.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) blue on purple
21. 21.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h5> (d) <h4>
23. 23.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h2>
24. 24.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
28. 28.True or false: “label every form box” helps everyone use the page. (a) False (b) True
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
30. 30.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
32. 32.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
34. 34.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
35. 35.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) blue on purple (d) white on dark blue
36. 36.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h6>
38. 38.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
39. 39.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) pink on red (d) dark grey on white
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder

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