Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 77 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
2. 2.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
3. 3.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h1>
5. 5.Which colour pair is easy to read? (a) red on green (b) white on dark blue (c) pink on red (d) blue on purple
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
7. 7.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) red on green (d) yellow on white
8. 8.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
10. 10.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
13. 13.Which colour pair is hard to read? (a) red on green (b) white on black (c) black on white (d) white on dark blue
14. 14.Which colour pair is hard to read? (a) light grey on white (b) black on white (c) white on black (d) white on dark blue
15. 15.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
16. 16.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
18. 18.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
20. 20.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
21. 21.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) yellow on black
22. 22.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
23. 23.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
26. 26.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
31. 31.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) white on dark blue (d) black on white
32. 32.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
35. 35.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes

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