Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 813 · 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 easy to read? (a) pink on red (b) dark grey on white (c) blue on purple (d) yellow on white
2. 2.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h6>
4. 4.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
6. 6.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
7. 7.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
10. 10.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
12. 12.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
13. 13.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h4>
15. 15.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) red on green
16. 16.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
19. 19.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h1>
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
21. 21.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
23. 23.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) white on dark blue (d) yellow on white
24. 24.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
25. 25.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) white on black (d) dark grey on white
26. 26.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) white on black (d) white on dark blue
27. 27.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h1> (d) <h5>
29. 29.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) blue on purple (d) red on green
30. 30.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) black on white
32. 32.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No

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