Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 477 · 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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
2. 2.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) white on black (d) dark grey on white
4. 4.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
6. 6.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) pink on red (d) blue on purple
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h5>
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
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) <h1> (b) <h6> (c) <h2> (d) <h5>
11. 11.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) red on green (d) blue on purple
12. 12.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h1>
15. 15.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on black (d) yellow on white
18. 18.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
19. 19.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
25. 25.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) dark grey on white (d) white on dark blue
26. 26.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h4>
27. 27.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
31. 31.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on white (d) yellow on black
32. 32.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) light grey on white (d) red on green
33. 33.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
34. 34.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
35. 35.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
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.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
38. 38.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
39. 39.True or false: “label every form box” makes the page harder to use. (a) True (b) False
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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