Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 663 · 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.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) yellow on white (d) light grey on white
3. 3.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
4. 4.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
5. 5.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
6. 6.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) white on dark blue (d) white on black
8. 8.True or false: “label every form box” helps everyone use the page. (a) False (b) True
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
11. 11.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
12. 12.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
13. 13.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
15. 15.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h1>
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
18. 18.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
21. 21.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) yellow on black (d) dark grey on white
24. 24.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
25. 25.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h4>
26. 26.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
27. 27.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
29. 29.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) yellow on white (d) light grey on white
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) blue on purple (d) dark grey on white
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
34. 34.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
35. 35.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
37. 37.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) dark grey on white
38. 38.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) pink on red (d) black on white
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes

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