Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 781 · 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: “add alt text to images” helps everyone use the page. (a) True (b) False
2. 2.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h6>
3. 3.True or false: “label every form box” helps everyone use the page. (a) False (b) True
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h5>
5. 5.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
6. 6.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) blue on purple (d) black on white
7. 7.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
8. 8.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
9. 9.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) light grey on white (d) dark grey on white
10. 10.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
13. 13.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) blue on purple (d) yellow on white
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
15. 15.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
17. 17.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
19. 19.True or false: “label every form box” makes the page harder to use. (a) False (b) True
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
21. 21.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
24. 24.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
25. 25.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
27. 27.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
29. 29.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
31. 31.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) pink on red (b) black on white (c) yellow on white (d) light grey on white
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h4>
34. 34.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) red on green (d) white on dark blue
38. 38.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
39. 39.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) yellow on black (d) red on green
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

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