Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 320 · 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.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
2. 2.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
3. 3.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
4. 4.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h4>
8. 8.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
9. 9.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) light grey on white (d) yellow on white
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
13. 13.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
14. 14.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
16. 16.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
17. 17.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) red on green (d) light grey on white
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) yellow on black (d) black on white
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
20. 20.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h1>
21. 21.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
22. 22.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
24. 24.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
26. 26.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) white on dark blue (d) dark grey on white
27. 27.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) black on white (d) white on black
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
29. 29.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
30. 30.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) white on black
31. 31.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) black on white (d) white on dark blue
32. 32.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) dark grey on white (d) pink on red
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
36. 36.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) red on green
37. 37.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
38. 38.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h2>
39. 39.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h3>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No

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