Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 602 · 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: “tiny grey text” makes the page harder to use. (a) True (b) False
2. 2.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) dark grey on white (d) blue on purple
3. 3.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) red on green (d) white on black
4. 4.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
5. 5.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
7. 7.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
9. 9.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
11. 11.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) yellow on black (d) black on white
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
13. 13.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
14. 14.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
15. 15.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) yellow on white
16. 16.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
17. 17.🌗 Is light grey 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) blue on purple (b) light grey on white (c) red on green (d) white on dark blue
19. 19.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
21. 21.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
22. 22.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
23. 23.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h4>
25. 25.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
27. 27.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
29. 29.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h5>
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h1>
32. 32.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) pink on red (d) white on dark blue
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
35. 35.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
36. 36.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
37. 37.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) black on white
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
39. 39.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
40. 40.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on white (d) dark grey on white

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