Web Worksheet: Accessibility Basics

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

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