Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 673 · 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.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) yellow on black (d) dark grey on white
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h2>
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
5. 5.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
7. 7.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
8. 8.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
9. 9.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
11. 11.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
12. 12.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is easy to read? (a) pink on red (b) red on green (c) blue on purple (d) white on black
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
15. 15.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) light grey on white (d) pink on red
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
17. 17.Which colour pair is easy to read? (a) red on green (b) pink on red (c) black on white (d) yellow on white
18. 18.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
19. 19.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h6>
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h1>
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
24. 24.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
27. 27.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
30. 30.True or false: “label every form box” makes the page harder to use. (a) True (b) False
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
32. 32.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h4>
33. 33.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
35. 35.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on dark blue
36. 36.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
38. 38.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) dark grey on white (d) white on black
39. 39.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes

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