Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 921 · 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: “images with no alt” makes the page harder to use. (a) True (b) False
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) dark grey on white
4. 4.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h4>
7. 7.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
8. 8.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h1>
10. 10.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
12. 12.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
13. 13.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) dark grey on white (d) white on dark blue
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) blue on purple (d) black on white
15. 15.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
17. 17.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
18. 18.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
19. 19.Which colour pair is hard to read? (a) white on black (b) pink on red (c) yellow on black (d) white on dark blue
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
21. 21.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
22. 22.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
25. 25.♿ 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>
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) light grey on white
31. 31.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
32. 32.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) white on dark blue (d) blue on purple
33. 33.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) pink on red (d) red on green
34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h4>
35. 35.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
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.True or false: “use headings in order” helps everyone use the page. (a) True (b) False

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