Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 169 · 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.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on dark blue (d) yellow on white
2. 2.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
3. 3.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
4. 4.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
6. 6.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
9. 9.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
10. 10.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
11. 11.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
12. 12.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
13. 13.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
14. 14.True or false: “label every form box” helps everyone use the page. (a) True (b) False
15. 15.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) light grey on white (d) pink on red
16. 16.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
21. 21.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) yellow on white (d) pink on red
22. 22.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) yellow on black (d) white on dark blue
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h4>
27. 27.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
32. 32.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) red on green (d) white on black
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
34. 34.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h3>
36. 36.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h1>
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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