Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 518 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h5>
5. 5.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) light grey on white (d) black on white
7. 7.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) blue on purple (d) red on green
9. 9.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
10. 10.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
11. 11.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
12. 12.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) pink on red (d) black on white
13. 13.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
14. 14.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h1>
15. 15.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) red on green (d) black on white
16. 16.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
17. 17.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h2>
19. 19.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h3>
21. 21.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
22. 22.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
23. 23.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
24. 24.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) blue on purple (d) dark grey on white
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) light grey on white (d) white on dark blue
28. 28.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
29. 29.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
30. 30.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) light grey on white
31. 31.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) yellow on black (d) black on white
33. 33.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
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 easy to read? (a) light grey on white (b) yellow on white (c) dark grey on white (d) pink on red
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
38. 38.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h4>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
40. 40.True or false: “images with no alt” makes the page harder to use. (a) True (b) False

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