Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 390 · 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.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
2. 2.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
3. 3.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h2>
5. 5.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
6. 6.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h6>
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h6> (d) <h3>
9. 9.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
12. 12.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h5>
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
16. 16.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
17. 17.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
19. 19.🌗 Is white on black 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.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) yellow on white (d) white on black
22. 22.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
23. 23.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) dark grey on white (d) pink on red
24. 24.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.True or false: “label every form box” helps everyone use the page. (a) True (b) False
26. 26.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) yellow on black (d) blue on purple
27. 27.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
30. 30.True or false: “label every form box” makes the page harder to use. (a) False (b) True
31. 31.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
33. 33.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
34. 34.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
35. 35.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
36. 36.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
39. 39.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
40. 40.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) red on green (d) light grey on white

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