Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 456 · 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: “link text “click here”” helps everyone use the page. (a) True (b) False
2. 2.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) no colours at all (d) many bright colours
3. 3.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
4. 4.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) blue on purple (d) white on black
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
7. 7.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
8. 8.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h1>
10. 10.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) pink on red (d) red on green
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
14. 14.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
15. 15.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) pink on red (d) black on white
16. 16.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
17. 17.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
18. 18.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h5>
19. 19.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
20. 20.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
22. 22.True or false: “label every form box” helps everyone use the page. (a) False (b) True
23. 23.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
24. 24.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
25. 25.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
26. 26.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
27. 27.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
30. 30.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h6>
33. 33.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) dark grey on white (d) white on dark blue
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
37. 37.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h1>
39. 39.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
40. 40.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False

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