Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 657 · 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) yellow on white (c) yellow on black (d) blue on purple
2. 2.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
5. 5.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h3>
7. 7.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
8. 8.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
10. 10.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) dark grey on white (d) yellow on black
11. 11.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
12. 12.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) white on black (d) yellow on white
13. 13.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
14. 14.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) dark grey on white (d) light grey on white
18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h6>
19. 19.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
21. 21.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h5>
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) black on white (d) light grey on white
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h4>
27. 27.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) black on white (d) white on dark blue
29. 29.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
34. 34.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
35. 35.True or false: “label every form box” makes the page harder to use. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
40. 40.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False

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