Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 198 · 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) <h6> (b) <h3> (c) <h1> (d) <h2>
2. 2.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) dark grey on white
3. 3.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) yellow on black
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
5. 5.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
7. 7.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
8. 8.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) black on white (d) yellow on black
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) black on white (d) white on black
10. 10.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on dark blue (d) yellow on white
11. 11.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
13. 13.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) black on white (d) white on black
14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
15. 15.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
17. 17.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
18. 18.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) white on dark blue (d) black on white
19. 19.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) white on black (d) blue on purple
21. 21.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
22. 22.True or false: “label every form box” helps everyone use the page. (a) True (b) False
23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
25. 25.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
26. 26.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
27. 27.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
28. 28.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h2>
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h3>
33. 33.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
34. 34.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
37. 37.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) yellow on black (d) white on dark blue
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h3>
40. 40.True or false: “use big enough text” makes the page harder to use. (a) True (b) False

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