Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 418 · 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.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
3. 3.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
4. 4.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
5. 5.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h5>
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h3>
10. 10.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) no colours at all (d) many bright colours
12. 12.Which colour pair is hard to read? (a) red on green (b) black on white (c) dark grey on white (d) yellow on black
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
14. 14.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) yellow on black
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
16. 16.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h4>
18. 18.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
19. 19.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
20. 20.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
21. 21.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) yellow on black (d) blue on purple
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
24. 24.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) blue on purple
25. 25.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
26. 26.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) white on dark blue
28. 28.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) light grey on white (d) black on white
29. 29.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
30. 30.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on black
31. 31.True or false: “label every form box” helps everyone use the page. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
33. 33.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) light grey on white (d) pink on red
34. 34.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h4>
35. 35.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
36. 36.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
39. 39.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
40. 40.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True

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