Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 400 · 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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
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: tiny grey text? (a) helps everyone (b) makes it harder
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
6. 6.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
7. 7.Which colour pair is hard to read? (a) red on green (b) dark grey on white (c) yellow on black (d) black on white
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
13. 13.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
14. 14.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) light grey on white (d) pink on red
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on black (d) yellow on white
17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h4>
18. 18.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on black (d) white on dark blue
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
21. 21.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h2>
24. 24.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
26. 26.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) pink on red (d) yellow on white
27. 27.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
32. 32.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) white on dark blue (d) blue on purple
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
34. 34.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) white on dark blue (d) pink on red
35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
36. 36.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
38. 38.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
39. 39.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone

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