Web Worksheet: Accessibility Basics

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

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