Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 190 · 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 link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
2. 2.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
3. 3.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
4. 4.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
6. 6.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
10. 10.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
12. 12.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) white on dark blue (d) yellow on black
13. 13.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) red on green (d) light grey on white
14. 14.Which colour pair is easy to read? (a) pink on red (b) black on white (c) blue on purple (d) red on green
15. 15.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
16. 16.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
20. 20.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
22. 22.True or false: “label every form box” helps everyone use the page. (a) True (b) False
23. 23.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
25. 25.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
26. 26.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) blue on purple (d) red on green
27. 27.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
30. 30.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h6>
35. 35.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) dark grey on white (d) black on white
36. 36.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h5>
37. 37.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
39. 39.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
40. 40.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) pink on red (d) yellow on white

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