Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 649 · 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 colour pair is hard to read? (a) black on white (b) yellow on black (c) pink on red (d) white on black
2. 2.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
4. 4.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
5. 5.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) blue on purple (d) black on white
6. 6.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.True or false: “label every form box” makes the page harder to use. (a) False (b) True
8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h4>
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
10. 10.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
11. 11.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
12. 12.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) yellow on white (d) white on black
13. 13.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) yellow on white (d) white on black
14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
16. 16.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
19. 19.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
23. 23.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) blue on purple (d) yellow on white
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h3>
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
26. 26.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
27. 27.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
29. 29.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
30. 30.Which colour pair is hard to read? (a) black on white (b) white on black (c) dark grey on white (d) red on green
31. 31.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
32. 32.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h4>
33. 33.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) light grey on white (d) dark grey on white
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
36. 36.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
38. 38.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
39. 39.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) pink on red
40. 40.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read

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