Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 382 · 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> → <h2> → <h2> → <h3> (a) No (b) Yes
2. 2.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
3. 3.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
4. 4.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
5. 5.Which colour pair is easy to read? (a) blue on purple (b) white on dark blue (c) red on green (d) light grey on white
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h4>
7. 7.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
8. 8.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
9. 9.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
10. 10.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h3>
12. 12.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
14. 14.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on black (d) white on dark blue
15. 15.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
17. 17.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) white on black
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
19. 19.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
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.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) red on green (d) light grey on white
23. 23.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
25. 25.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
26. 26.Which colour pair is hard to read? (a) yellow on black (b) pink on red (c) dark grey on white (d) white on black
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
28. 28.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
29. 29.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
30. 30.True or false: “label every form box” helps everyone use the page. (a) False (b) True
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h4>
32. 32.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
33. 33.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
34. 34.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
36. 36.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
38. 38.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
39. 39.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes

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