Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 52 · 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 <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h2>
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
8. 8.♿ 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>
9. 9.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
10. 10.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) pink on red
13. 13.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on white (d) dark grey on white
14. 14.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
15. 15.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) red on green (d) pink on red
16. 16.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
17. 17.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
18. 18.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h4>
21. 21.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) pink on red (d) yellow on black
23. 23.True or false: “label every form box” makes the page harder to use. (a) True (b) False
24. 24.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
25. 25.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
26. 26.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
27. 27.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) yellow on white (d) light grey on white
28. 28.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
29. 29.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
30. 30.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h2>
33. 33.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
34. 34.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
35. 35.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) blue on purple
36. 36.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone

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