Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 253 · 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 easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) blue on purple
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.True or false: “label every form box” helps everyone use the page. (a) False (b) True
4. 4.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h4>
7. 7.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
8. 8.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
10. 10.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
11. 11.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
12. 12.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
13. 13.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
15. 15.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) light grey on white (d) white on dark blue
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h1>
24. 24.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) light grey on white (d) blue on purple
25. 25.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) red on green
27. 27.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
28. 28.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on black (d) yellow on white
29. 29.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.Which colour pair is hard to read? (a) black on white (b) yellow on white (c) dark grey on white (d) white on black
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
34. 34.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h1>
35. 35.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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