Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 506 · 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.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
2. 2.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
4. 4.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h3>
6. 6.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
7. 7.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) yellow on white (d) light grey on white
8. 8.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
10. 10.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.True or false: “label every form box” helps everyone use the page. (a) False (b) True
12. 12.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
13. 13.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h1>
15. 15.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
16. 16.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) white on dark blue (d) yellow on black
19. 19.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
23. 23.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
27. 27.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) red on green (d) white on dark blue
28. 28.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on dark blue
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
33. 33.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) red on green (d) black on white
35. 35.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
38. 38.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) light grey on white (d) black on white
39. 39.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) pink on red (d) white on black
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes

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