Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 199 · 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 light grey on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
3. 3.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
5. 5.True or false: “label every form box” makes the page harder to use. (a) True (b) False
6. 6.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) black on white (d) dark grey on white
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
8. 8.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) light grey on white (d) pink on red
9. 9.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
11. 11.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on white (d) black on white
13. 13.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
14. 14.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
15. 15.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
17. 17.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h6>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
21. 21.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
22. 22.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
23. 23.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) pink on red (d) light grey on white
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
25. 25.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) red on green
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
27. 27.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
28. 28.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
31. 31.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on dark blue
32. 32.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
33. 33.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
37. 37.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
38. 38.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) white on dark blue (d) yellow on black
39. 39.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No

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