Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 474 · 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.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h3>
4. 4.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
5. 5.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) light grey on white (d) white on dark blue
8. 8.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
9. 9.Which colour pair is easy to read? (a) pink on red (b) white on black (c) blue on purple (d) red on green
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
12. 12.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
14. 14.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
16. 16.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
18. 18.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
19. 19.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
20. 20.Which colour pair is hard to read? (a) pink on red (b) yellow on black (c) white on dark blue (d) black on white
21. 21.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
22. 22.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) blue on purple
23. 23.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) dark grey on white (d) black on white
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h4> (d) <h3>
25. 25.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
27. 27.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
30. 30.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
33. 33.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
34. 34.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) light grey on white (d) pink on red
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
36. 36.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
38. 38.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
40. 40.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True

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