Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 695 · 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) link (b) here (c) Read the fruit facts (d) click here
2. 2.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
3. 3.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h1> (d) <h4>
4. 4.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
5. 5.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
6. 6.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
8. 8.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) blue on purple
10. 10.🌗 Is white on black 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: use big enough text? (a) makes it harder (b) helps everyone
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
15. 15.True or false: “label every form box” makes the page harder to use. (a) False (b) True
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
18. 18.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) pink on red (d) blue on purple
21. 21.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
23. 23.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
25. 25.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h6>
28. 28.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) white on dark blue (d) blue on purple
29. 29.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) yellow on black (d) pink on red
30. 30.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) white on dark blue (d) dark grey on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
33. 33.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) blue on purple (d) red on green
34. 34.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
35. 35.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
37. 37.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) yellow on white (d) dark grey on white

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