Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 108 · 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.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
3. 3.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
6. 6.Which colour pair is hard to read? (a) black on white (b) white on black (c) light grey on white (d) white on dark blue
7. 7.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
10. 10.🌗 Is white 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: label every form box? (a) helps everyone (b) makes it harder
12. 12.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
14. 14.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
15. 15.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h4>
16. 16.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h5> (d) <h3>
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 easy to read? (a) blue on purple (b) red on green (c) yellow on black (d) pink on red
21. 21.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
24. 24.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h4>
27. 27.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
29. 29.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
30. 30.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h1>
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
33. 33.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) red on green (d) white on dark blue
34. 34.True or false: “label every form box” helps everyone use the page. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
38. 38.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on black (d) red on green
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) black on white

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