Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 167 · 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 colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) yellow on white (d) red on green
2. 2.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
3. 3.True or false: “label every form box” makes the page harder to use. (a) False (b) True
4. 4.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h3>
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h3>
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h3>
7. 7.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
9. 9.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
10. 10.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
11. 11.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
13. 13.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
14. 14.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
15. 15.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
17. 17.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
21. 21.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
25. 25.True or false: “label every form box” helps everyone use the page. (a) False (b) True
26. 26.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
27. 27.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
28. 28.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) pink on red
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h2>
33. 33.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on black (d) light grey on white
34. 34.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) black on white (d) light grey on white
35. 35.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
36. 36.Which colour pair is hard to read? (a) black on white (b) red on green (c) white on dark blue (d) white on black
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
38. 38.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) light grey on white (d) yellow on black
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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