Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 547 · 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.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only teachers (d) only coders
2. 2.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h5>
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) pink on red (d) red on green
9. 9.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
12. 12.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
17. 17.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is easy to read? (a) light grey on white (b) white on black (c) red on green (d) blue on purple
19. 19.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) yellow on black
21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
23. 23.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) yellow on black
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
25. 25.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h2> (d) <h6>
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
27. 27.Which colour pair is hard to read? (a) yellow on black (b) red on green (c) white on dark blue (d) dark grey on white
28. 28.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
29. 29.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
31. 31.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
32. 32.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h1>
33. 33.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) yellow on black (d) dark grey on white
34. 34.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) dark grey on white (d) black on white
35. 35.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
36. 36.True or false: “label every form box” helps everyone use the page. (a) True (b) False
37. 37.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) yellow on black (d) black on white
38. 38.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
39. 39.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
40. 40.True or false: “write clear link text” makes the page harder to use. (a) True (b) False

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