Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 553 · 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.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only teachers (d) only coders
2. 2.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
3. 3.Which colour pair is hard to read? (a) blue on purple (b) dark grey on white (c) white on dark blue (d) yellow on black
4. 4.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
5. 5.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
6. 6.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) yellow on white (d) blue on purple
7. 7.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h4> (d) <h2>
8. 8.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) light grey on white
9. 9.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
13. 13.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
14. 14.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
15. 15.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
18. 18.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on dark blue
19. 19.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
20. 20.Which colour pair is easy to read? (a) pink on red (b) white on black (c) light grey on white (d) yellow on white
21. 21.True or false: “label every form box” helps everyone use the page. (a) True (b) False
22. 22.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on white (d) dark grey on white
23. 23.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
25. 25.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) pink on red (d) black on white
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
27. 27.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
28. 28.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) yellow on black
29. 29.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h6>
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
32. 32.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
33. 33.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
34. 34.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
35. 35.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
36. 36.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
37. 37.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
39. 39.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h5>

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