Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 483 · 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) black on white (b) dark grey on white (c) white on black (d) yellow on white
2. 2.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) yellow on black (d) white on dark blue
3. 3.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
4. 4.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
5. 5.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
7. 7.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h6>
9. 9.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
10. 10.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
11. 11.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) dark grey on white (d) pink on red
12. 12.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on dark blue (d) pink on red
13. 13.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
16. 16.True or false: “label every form box” makes the page harder to use. (a) True (b) False
17. 17.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h2>
19. 19.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
20. 20.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
21. 21.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
22. 22.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
23. 23.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) red on green (d) yellow on white
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
25. 25.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
27. 27.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
28. 28.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) blue on purple
29. 29.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) dark grey on white (d) white on dark blue
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) red on green
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
34. 34.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
35. 35.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
37. 37.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
40. 40.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone

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