Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 440 · 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) <h2> (b) <h3> (c) <h4> (d) <h1>
2. 2.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) light grey on white
3. 3.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
4. 4.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
5. 5.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) yellow on white
6. 6.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h2>
8. 8.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h6>
11. 11.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
12. 12.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
16. 16.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
17. 17.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) red on green (b) white on black (c) black on white (d) dark grey on white
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) yellow on white
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.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
28. 28.True or false: “label every form box” helps everyone use the page. (a) False (b) True
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
31. 31.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
32. 32.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) blue on purple (d) black on white
33. 33.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
34. 34.Which colour pair is hard to read? (a) pink on red (b) black on white (c) yellow on black (d) white on dark blue
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
36. 36.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) blue on purple (d) black on white
37. 37.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) red on green (d) blue on purple
38. 38.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
39. 39.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone

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