Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 149 · 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.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
2. 2.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
3. 3.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
4. 4.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
5. 5.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) black on white (d) dark grey on white
6. 6.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
7. 7.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
9. 9.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) blue on purple (d) black on white
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
12. 12.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h4>
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
14. 14.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
15. 15.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) blue on purple (d) white on black
16. 16.🌗 Is light grey on white 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) <h4> (d) <h1>
18. 18.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) dark grey on white (d) light grey on white
19. 19.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
20. 20.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
22. 22.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
23. 23.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
24. 24.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
26. 26.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
28. 28.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
29. 29.True or false: “label every form box” makes the page harder to use. (a) False (b) True
30. 30.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
35. 35.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
38. 38.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
39. 39.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
40. 40.True or false: “images with no alt” helps everyone use the page. (a) False (b) True

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