Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 408 · 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.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h6>
2. 2.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
3. 3.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
4. 4.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) red on green (d) white on black
5. 5.True or false: “label every form box” makes the page harder to use. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h1> (d) <h6>
8. 8.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
10. 10.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
11. 11.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
12. 12.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only teachers (d) only coders
13. 13.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
14. 14.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on black (d) light grey on white
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h6>
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) red on green (d) yellow on black
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) dark grey on white (d) white on dark blue
22. 22.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) yellow on white
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
25. 25.🌗 Is white on black 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: write clear link text? (a) makes it harder (b) helps everyone
27. 27.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
29. 29.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h5>
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
35. 35.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
37. 37.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
38. 38.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) light grey on white (d) pink on red
39. 39.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
40. 40.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder

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