Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 787 · 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” makes the page harder to use. (a) False (b) True
2. 2.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) white on black
3. 3.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
4. 4.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
5. 5.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) yellow on white (d) pink on red
6. 6.Which colour pair is easy to read? (a) dark grey on white (b) pink on red (c) blue on purple (d) light grey on white
7. 7.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h3>
9. 9.Which colour pair is hard to read? (a) black on white (b) white on black (c) blue on purple (d) white on dark blue
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h3>
12. 12.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
14. 14.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
16. 16.Which colour pair is hard to read? (a) white on black (b) red on green (c) yellow on black (d) dark grey on white
17. 17.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
18. 18.Which colour pair is hard to read? (a) pink on red (b) black on white (c) white on dark blue (d) yellow on black
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
20. 20.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) light grey on white (d) yellow on black
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
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.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
24. 24.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
27. 27.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
28. 28.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) light grey on white (d) blue on purple
29. 29.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) white on dark blue (d) pink on red
30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h1>
34. 34.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
35. 35.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
36. 36.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
38. 38.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on black (d) yellow on white
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes

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