Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 877 · 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.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
3. 3.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
4. 4.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
5. 5.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h4>
7. 7.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
10. 10.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
11. 11.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
12. 12.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
13. 13.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) light grey on white (d) black on white
14. 14.True or false: “label every form box” makes the page harder to use. (a) True (b) False
15. 15.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
18. 18.True or false: “label every form box” helps everyone use the page. (a) True (b) False
19. 19.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
20. 20.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) red on green (d) light grey on white
21. 21.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
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.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
24. 24.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
25. 25.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
26. 26.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on dark blue (d) light grey on white
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
30. 30.Which colour pair is hard to read? (a) black on white (b) white on black (c) blue on purple (d) yellow on black
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
32. 32.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
33. 33.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h3>
34. 34.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
35. 35.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
38. 38.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
39. 39.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes

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