Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 53 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
2. 2.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
4. 4.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
5. 5.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h1>
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) black on white (d) red on green
7. 7.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h1> (d) <h5>
8. 8.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
9. 9.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) blue on purple
10. 10.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
12. 12.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) yellow on white
16. 16.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
17. 17.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
18. 18.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
19. 19.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) blue on purple (d) yellow on white
20. 20.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
22. 22.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
23. 23.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
25. 25.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
28. 28.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
29. 29.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) red on green
30. 30.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
31. 31.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
32. 32.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “label every form box” helps everyone use the page. (a) True (b) False
36. 36.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
37. 37.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h3>
38. 38.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
39. 39.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
40. 40.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on black (d) yellow on black

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