Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 184 · 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 white on black easy or hard to read? (a) hard to read (b) easy to read
2. 2.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
3. 3.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) red on green (d) light grey on white
4. 4.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) yellow on white (d) blue on purple
5. 5.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) dark grey on white (d) yellow on black
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
7. 7.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) yellow on white (d) pink on red
9. 9.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
10. 10.True or false: “label every form box” helps everyone use the page. (a) True (b) False
11. 11.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
12. 12.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
13. 13.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) red on green
14. 14.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h5>
18. 18.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h6> (d) <h3>
19. 19.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) dark grey on white
22. 22.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) pink on red
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
27. 27.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
29. 29.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
30. 30.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
31. 31.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
35. 35.True or false: “label every form box” makes the page harder to use. (a) False (b) True
36. 36.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
38. 38.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
39. 39.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
40. 40.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) dark grey on white (d) blue on purple

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