Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 171 · 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: use big enough text? (a) makes it harder (b) helps everyone
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h6>
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h3>
4. 4.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
5. 5.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
6. 6.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
7. 7.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h5>
9. 9.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h2> (d) <h6>
10. 10.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) pink on red (d) blue on purple
11. 11.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) pink on red
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
14. 14.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
16. 16.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) white on black (d) yellow on black
17. 17.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
20. 20.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
21. 21.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
22. 22.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) white on black (d) yellow on white
23. 23.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) yellow on black (d) yellow on white
24. 24.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
25. 25.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
28. 28.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h2>
29. 29.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
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 white on dark blue easy or hard to read? (a) hard to read (b) easy to read
32. 32.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
36. 36.True or false: “label every form box” makes the page harder to use. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
39. 39.Which colour pair is hard to read? (a) red on green (b) yellow on black (c) dark grey on white (d) white on black
40. 40.True or false: “label every form box” helps everyone use the page. (a) True (b) False

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