Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 284 · 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: “use headings in order” helps everyone use the page. (a) True (b) False
2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h3>
4. 4.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
5. 5.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
6. 6.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on dark blue (d) yellow on white
7. 7.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is easy to read? (a) dark grey on white (b) blue on purple (c) light grey on white (d) yellow on white
9. 9.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) red on green (d) yellow on white
10. 10.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
11. 11.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
12. 12.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
13. 13.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
14. 14.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
15. 15.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
19. 19.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
20. 20.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
23. 23.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
25. 25.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
26. 26.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
27. 27.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) yellow on black (d) light grey on white
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
29. 29.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
32. 32.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h3>
33. 33.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h4>
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
35. 35.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h2>
37. 37.True or false: “label every form box” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) black on white (d) dark grey on white
40. 40.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) blue on purple (d) light grey on white

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