Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 559 · 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: skipping heading levels? (a) makes it harder (b) helps everyone
2. 2.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) yellow on black
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
4. 4.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h2>
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
6. 6.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h3>
8. 8.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
12. 12.Which colour pair is easy to read? (a) black on white (b) yellow on white (c) blue on purple (d) red on green
13. 13.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
15. 15.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h5>
17. 17.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
20. 20.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
22. 22.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
24. 24.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
26. 26.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) light grey on white (d) black on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
28. 28.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) white on black (d) pink on red
29. 29.True or false: “label every form box” helps everyone use the page. (a) True (b) False
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
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.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
34. 34.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
36. 36.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) blue on purple (d) yellow on black
37. 37.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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