Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 625 · 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.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) light grey on white (d) blue on purple
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
3. 3.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
4. 4.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
7. 7.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on dark blue
8. 8.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
9. 9.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
10. 10.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
12. 12.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
13. 13.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
15. 15.True or false: “label every form box” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on black (d) blue on purple
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h4> (d) <h1>
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
20. 20.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
21. 21.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h5>
24. 24.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
25. 25.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
28. 28.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
29. 29.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
31. 31.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) red on green (d) pink on red
32. 32.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
34. 34.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
38. 38.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h2>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No

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