Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 903 · 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: add alt text to images? (a) makes it harder (b) helps everyone
2. 2.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) dark grey on white (d) light grey on white
3. 3.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
5. 5.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
8. 8.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
9. 9.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
11. 11.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.True or false: “label every form box” makes the page harder to use. (a) False (b) True
14. 14.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
15. 15.Which colour pair is easy to read? (a) red on green (b) white on dark blue (c) yellow on white (d) light grey on white
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) white on black
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
19. 19.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
20. 20.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
21. 21.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h2>
23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
25. 25.Which colour pair is hard to read? (a) white on black (b) black on white (c) white on dark blue (d) yellow on white
26. 26.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
30. 30.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) red on green
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
32. 32.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
34. 34.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) pink on red (d) dark grey on white
35. 35.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
39. 39.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) black on white (d) yellow on white
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder

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