Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 352 · 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.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
2. 2.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
3. 3.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) blue on purple
4. 4.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
5. 5.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) yellow on black
6. 6.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) yellow on white (d) light grey on white
7. 7.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
8. 8.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
9. 9.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
10. 10.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
12. 12.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
13. 13.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
15. 15.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) yellow on black (d) white on black
16. 16.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “label every form box” makes the page harder to use. (a) True (b) False
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) yellow on white (d) white on dark blue
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
20. 20.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
21. 21.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
22. 22.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) pink on red (d) light grey on white
23. 23.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
24. 24.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
27. 27.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h5>
28. 28.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
31. 31.True or false: “label every form box” helps everyone use the page. (a) False (b) True
32. 32.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h6>
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
35. 35.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h1>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
39. 39.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on black (d) yellow on black

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