Web Worksheet: Accessibility Basics

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

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