Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 153 · 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 hard to read? (a) black on white (b) dark grey on white (c) yellow on black (d) blue on purple
2. 2.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h2>
4. 4.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
7. 7.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h5>
9. 9.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
13. 13.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
14. 14.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
15. 15.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
17. 17.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
19. 19.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
20. 20.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on dark blue (d) light grey on white
21. 21.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
23. 23.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) light grey on white
24. 24.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
27. 27.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
31. 31.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
32. 32.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
34. 34.True or false: “label every form box” makes the page harder to use. (a) True (b) False
35. 35.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
36. 36.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h5>
37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone

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