Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 524 · 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.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
2. 2.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) red on green (d) pink on red
3. 3.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on dark blue (d) red on green
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h1>
5. 5.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on white (d) yellow on black
7. 7.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
9. 9.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
12. 12.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
14. 14.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
17. 17.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
18. 18.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
19. 19.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
20. 20.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
21. 21.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
22. 22.🌗 Is yellow on black 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> → <h4> → <h4> (a) Yes (b) No
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h5> (d) <h3>
25. 25.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
26. 26.Which colour pair is easy to read? (a) red on green (b) black on white (c) blue on purple (d) light grey on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
29. 29.True or false: “label every form box” helps everyone use the page. (a) False (b) True
30. 30.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) dark grey on white (d) white on dark blue
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h5>
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) light grey on white (b) white on black (c) yellow on black (d) black on white
34. 34.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
38. 38.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on black (d) pink on red
39. 39.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No

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