Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 632 · 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 robots (b) only teachers (c) only coders (d) people who are blind
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
3. 3.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
4. 4.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
5. 5.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
7. 7.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
8. 8.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
9. 9.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) blue on purple (d) white on dark blue
10. 10.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h6>
13. 13.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) red on green
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
17. 17.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
18. 18.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
19. 19.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) blue on purple
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is easy to read? (a) white on dark blue (b) red on green (c) blue on purple (d) yellow on white
22. 22.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
23. 23.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) yellow on white
25. 25.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h1>
26. 26.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
31. 31.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) light grey on white
32. 32.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) dark grey on white (d) yellow on black
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h6>
36. 36.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
39. 39.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read

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