Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 707 · 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: write clear link text? (a) helps everyone (b) makes it harder
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
3. 3.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h6>
6. 6.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) dark grey on white (d) yellow on white
9. 9.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
10. 10.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
11. 11.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) white on black (d) black on white
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
17. 17.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h5>
19. 19.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
20. 20.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on dark blue (d) light grey on white
21. 21.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) white on black
22. 22.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
24. 24.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
25. 25.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
26. 26.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) black on white
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) white on black
30. 30.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) yellow on black
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h6>
34. 34.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
36. 36.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) white on dark blue (d) dark grey on white
37. 37.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
38. 38.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
39. 39.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) white on black
40. 40.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder

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