Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 463 · 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: use headings in order? (a) makes it harder (b) helps everyone
2. 2.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) white on dark blue (d) yellow on black
3. 3.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
4. 4.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h1>
7. 7.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
8. 8.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) pink on red (d) black on white
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
11. 11.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
14. 14.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) red on green (d) white on dark blue
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
20. 20.True or false: “label every form box” makes the page harder to use. (a) False (b) True
21. 21.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
22. 22.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h2>
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
25. 25.🌗 Is blue on purple 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: colour as the only clue? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is easy to read? (a) white on black (b) red on green (c) pink on red (d) blue on purple
28. 28.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) red on green (d) blue on purple
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
30. 30.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
31. 31.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
35. 35.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
36. 36.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) red on green (d) black on white
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
38. 38.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder

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