Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 303 · 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 light grey on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h4>
3. 3.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
4. 4.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
5. 5.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
6. 6.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
7. 7.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
9. 9.True or false: “label every form box” makes the page harder to use. (a) True (b) False
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
11. 11.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
12. 12.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) black on white
14. 14.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h6>
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
22. 22.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h3>
23. 23.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) pink on red
24. 24.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
25. 25.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
27. 27.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
29. 29.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
33. 33.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) light grey on white (d) pink on red
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
35. 35.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) white on black (d) dark grey on white
37. 37.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
38. 38.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
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.True or false: “images with no alt” makes the page harder to use. (a) False (b) True

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