Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 775 · 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: “colour as the only clue” helps everyone use the page. (a) False (b) True
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
4. 4.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
5. 5.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on black (d) yellow on white
6. 6.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
7. 7.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
9. 9.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
12. 12.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
13. 13.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) light grey on white (d) dark grey on white
14. 14.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
15. 15.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) blue on purple (d) yellow on black
16. 16.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h6>
17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h3>
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
21. 21.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
22. 22.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
24. 24.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) yellow on black
25. 25.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h3>
26. 26.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
27. 27.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) pink on red (d) blue on purple
28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h1>
30. 30.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) white on dark blue
31. 31.True or false: “label every form box” makes the page harder to use. (a) False (b) True
32. 32.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
33. 33.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
35. 35.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
37. 37.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

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