Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 597 · 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) helps everyone (b) makes it harder
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
3. 3.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on dark blue (d) yellow on black
4. 4.Which colour pair is hard to read? (a) white on black (b) black on white (c) dark grey on white (d) yellow on white
5. 5.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) pink on red
6. 6.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
7. 7.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
9. 9.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h1>
11. 11.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
16. 16.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
18. 18.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h4>
20. 20.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) yellow on black (d) pink on red
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
24. 24.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) white on dark blue (d) yellow on white
25. 25.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
27. 27.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
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.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
31. 31.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
32. 32.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
33. 33.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
34. 34.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
35. 35.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
36. 36.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) red on green (d) black on white
38. 38.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on black
39. 39.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read

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