Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 291 · 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: “add alt text to images” makes the page harder to use. (a) True (b) False
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
3. 3.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
4. 4.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) yellow on black (d) blue on purple
5. 5.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
6. 6.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
7. 7.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h5>
9. 9.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) pink on red (d) yellow on white
10. 10.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
11. 11.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) dark grey on white (d) black on white
12. 12.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
14. 14.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) white on dark blue
16. 16.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
18. 18.Which colour pair is easy to read? (a) white on black (b) red on green (c) yellow on white (d) pink on red
19. 19.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) black on white (d) yellow on white
20. 20.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
22. 22.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) white on black (d) yellow on black
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
29. 29.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
30. 30.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
31. 31.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h6>
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h3>
34. 34.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
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: “use headings in order” makes the page harder to use. (a) False (b) True
37. 37.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) white on dark blue (d) dark grey on white
38. 38.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
40. 40.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) red on green

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