Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 958 · 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” helps everyone use the page. (a) False (b) True
2. 2.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) pink on red (d) black on white
3. 3.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
5. 5.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h5>
9. 9.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) white on black (d) white on dark blue
12. 12.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
13. 13.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
15. 15.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h1>
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) light grey on white (d) white on black
18. 18.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
19. 19.Which colour pair is easy to read? (a) red on green (b) pink on red (c) blue on purple (d) white on black
20. 20.True or false: “use headings in order” helps everyone use the page. (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.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
23. 23.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
24. 24.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) yellow on white (d) white on dark blue
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
27. 27.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) blue on purple (d) white on black
30. 30.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) Yes (b) No
33. 33.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
35. 35.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h6>
36. 36.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) blue on purple (d) pink on red
37. 37.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
39. 39.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
40. 40.True or false: “write clear link text” makes the page harder to use. (a) False (b) True

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