Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 963 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h3>
2. 2.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
3. 3.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) yellow on white (d) pink on red
4. 4.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
5. 5.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on black
6. 6.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
8. 8.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) red on green (d) blue on purple
9. 9.Which colour pair is hard to read? (a) black on white (b) pink on red (c) white on dark blue (d) yellow on black
10. 10.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
11. 11.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
12. 12.True or false: “label every form box” helps everyone use the page. (a) True (b) False
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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
16. 16.True or false: “add alt text to images” 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: write clear link text? (a) helps everyone (b) makes it harder
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h3> (d) <h4>
23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
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> → <h2> → <h4> (a) Yes (b) No
27. 27.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) yellow on white (d) light grey on white
28. 28.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h4>
30. 30.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h6>
31. 31.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
32. 32.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
35. 35.Which colour pair is hard to read? (a) red on green (b) dark grey on white (c) white on dark blue (d) yellow on black
36. 36.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) yellow on white
37. 37.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
39. 39.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder

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