Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 613 · 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: “label every form box” makes the page harder to use. (a) True (b) False
2. 2.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on black (d) red on green
3. 3.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
5. 5.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
6. 6.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
8. 8.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
9. 9.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
11. 11.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h2>
13. 13.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) pink on red (d) yellow on white
14. 14.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) yellow on black (d) white on black
15. 15.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
16. 16.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) light grey on white (d) white on black
17. 17.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h4>
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
22. 22.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No
25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
27. 27.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) pink on red (d) black on white
28. 28.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) red on green (d) dark grey on white
29. 29.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
33. 33.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
34. 34.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) white on dark blue
35. 35.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h6>
37. 37.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
38. 38.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
40. 40.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read

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