Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 713 · 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> → <h2> (a) No (b) Yes
2. 2.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h2>
4. 4.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on dark blue (d) dark grey on white
5. 5.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
8. 8.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on black (d) light grey on white
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
10. 10.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
12. 12.True or false: “label every form box” makes the page harder to use. (a) False (b) True
13. 13.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
14. 14.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
16. 16.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
17. 17.🌗 Is yellow on black 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) <h5> (b) <h6> (c) <h3> (d) <h1>
19. 19.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
21. 21.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
27. 27.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) red on green
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
29. 29.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) blue on purple (d) light grey on white
33. 33.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on black (d) yellow on white
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
35. 35.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
36. 36.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h6>
37. 37.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
40. 40.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on dark blue (d) yellow on white

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