Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 362 · 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 this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h1>
3. 3.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) yellow on white (d) pink on red
4. 4.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) white on dark blue (d) yellow on white
5. 5.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
8. 8.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
9. 9.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
10. 10.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
12. 12.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h4>
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
14. 14.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
15. 15.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
16. 16.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on black (d) light grey on white
17. 17.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) white on black (d) yellow on black
19. 19.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h1>
21. 21.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
26. 26.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on black (d) light grey on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
28. 28.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
29. 29.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) dark grey on white (d) light grey on white
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
31. 31.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
32. 32.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
33. 33.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
35. 35.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
38. 38.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
40. 40.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h2>

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