Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 124 · 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 pink on red easy or hard to read? (a) easy to read (b) hard to read
2. 2.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) blue on purple
3. 3.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
6. 6.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
7. 7.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h5>
8. 8.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) pink on red (d) yellow on white
9. 9.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
10. 10.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
12. 12.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) black on white (d) pink on red
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
17. 17.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) white on black (d) light grey on white
19. 19.Which colour pair is easy to read? (a) black on white (b) pink on red (c) yellow on white (d) blue on purple
20. 20.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) red on green (d) white on dark blue
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
23. 23.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
24. 24.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
25. 25.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
27. 27.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h6>
28. 28.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on white (d) yellow on black
30. 30.True or false: “label every form box” helps everyone use the page. (a) False (b) True
31. 31.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
32. 32.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) dark grey on white (d) light grey on white
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h2>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
38. 38.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
40. 40.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read

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