Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 92 · 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: “link text “click here”” helps everyone use the page. (a) False (b) True
2. 2.Which colour pair is hard to read? (a) white on dark blue (b) yellow on white (c) dark grey on white (d) black on white
3. 3.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
8. 8.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) pink on red (d) red on green
9. 9.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) white on black (d) pink on red
10. 10.🌗 Is white on dark blue 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: link text “click here”? (a) helps everyone (b) makes it harder
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
13. 13.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
14. 14.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
16. 16.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h4>
20. 20.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
22. 22.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
23. 23.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
25. 25.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) light grey on white
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
29. 29.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
31. 31.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) yellow on white (d) pink on red
32. 32.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on black (d) light grey on white
34. 34.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
37. 37.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h5> (d) <h6>
38. 38.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) dark grey on white (d) white on black

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