Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 248 · 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) red on green (b) pink on red (c) blue on purple (d) yellow on black
2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
3. 3.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
4. 4.True or false: “label every form box” makes the page harder to use. (a) True (b) False
5. 5.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) yellow on white
6. 6.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h5>
8. 8.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
9. 9.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
13. 13.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on white (d) yellow on black
15. 15.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
17. 17.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
18. 18.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) yellow on black (d) black on white
19. 19.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
21. 21.True or false: “label every form box” helps everyone use the page. (a) True (b) False
22. 22.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h6>
24. 24.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
26. 26.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
27. 27.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h2>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
32. 32.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
33. 33.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
38. 38.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) dark grey on white (d) yellow on white
39. 39.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes

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