Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 154 · 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 red on green easy or hard to read? (a) easy to read (b) hard to read
2. 2.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) black on white (d) blue on purple
3. 3.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) light grey on white (d) red on green
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
6. 6.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h3>
8. 8.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
9. 9.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h3>
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h3>
12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
14. 14.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
15. 15.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
16. 16.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
17. 17.Which colour pair is easy to read? (a) red on green (b) pink on red (c) blue on purple (d) white on dark blue
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) yellow on black (d) white on dark blue
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
21. 21.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h2>
27. 27.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
28. 28.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) dark grey on white (d) light grey on white
30. 30.Which colour pair is hard to read? (a) pink on red (b) black on white (c) dark grey on white (d) yellow on black
31. 31.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
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.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
35. 35.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h6>
37. 37.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
39. 39.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
40. 40.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read

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