Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 920 · 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: tiny grey text? (a) helps everyone (b) makes it harder
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
3. 3.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
4. 4.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
5. 5.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) dark grey on white (d) yellow on black
7. 7.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
8. 8.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
10. 10.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
11. 11.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) yellow on black (d) red on green
12. 12.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
13. 13.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
14. 14.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
15. 15.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on dark blue (d) red on green
18. 18.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
19. 19.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
21. 21.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) red on green (d) white on black
22. 22.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
24. 24.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
25. 25.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) white on black (d) yellow on black
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
29. 29.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
33. 33.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
34. 34.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
35. 35.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) pink on red
36. 36.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
37. 37.Which colour pair is easy to read? (a) yellow on white (b) black on white (c) pink on red (d) blue on purple
38. 38.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h6>
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
40. 40.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read

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