Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 710 · 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 <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h6>
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
4. 4.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on black (d) dark grey on white
5. 5.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
6. 6.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
8. 8.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
9. 9.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
10. 10.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
12. 12.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
13. 13.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) pink on red (d) white on black
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h5>
15. 15.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h5>
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
18. 18.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) white on black
19. 19.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
24. 24.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
27. 27.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
31. 31.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) black on white
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
39. 39.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
40. 40.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) yellow on black (d) light grey on white

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