Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 380 · 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 <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h4>
2. 2.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
3. 3.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.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
9. 9.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
12. 12.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) red on green (d) black on white
14. 14.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
15. 15.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
17. 17.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on black
18. 18.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) blue on purple (d) black on white
19. 19.🌗 Is blue on purple 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: images with no alt? (a) makes it harder (b) helps everyone
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
22. 22.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) white on black (d) black on white
23. 23.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h2>
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
26. 26.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
27. 27.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
30. 30.True or false: “label every form box” makes the page harder to use. (a) False (b) True
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h6>
32. 32.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) light grey on white (d) blue on purple
33. 33.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) blue on purple
34. 34.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
36. 36.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h4>
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
39. 39.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
40. 40.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read

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