Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 151 · 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 yellow on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
3. 3.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on white (d) black on white
4. 4.Which colour pair is easy to read? (a) red on green (b) white on black (c) yellow on white (d) pink on red
5. 5.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) pink on red (d) black on white
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) blue on purple (d) yellow on black
7. 7.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h4>
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) light grey on white (d) pink on red
12. 12.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
13. 13.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
15. 15.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
16. 16.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h3>
18. 18.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
20. 20.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
21. 21.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h2>
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
24. 24.True or false: “label every form box” makes the page harder to use. (a) True (b) False
25. 25.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
27. 27.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
30. 30.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) black on white (d) white on black
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
32. 32.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) yellow on black
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
34. 34.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h2>
36. 36.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
37. 37.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) red on green (d) dark grey on white
38. 38.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h6>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No

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