Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 747 · 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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
2. 2.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
3. 3.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h4>
4. 4.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) yellow on black (d) pink on red
5. 5.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) white on black
6. 6.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h2>
8. 8.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
11. 11.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
12. 12.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) light grey on white (d) black on white
13. 13.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
14. 14.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on white (d) dark grey on white
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) black on white (d) pink on red
17. 17.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) dark grey on white (d) black on white
18. 18.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only teachers (d) only coders
19. 19.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
20. 20.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
21. 21.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
22. 22.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
23. 23.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h1>
25. 25.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
27. 27.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
28. 28.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
30. 30.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
31. 31.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) yellow on black (d) white on dark blue
32. 32.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h5>
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
36. 36.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
37. 37.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
38. 38.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No

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