Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 709 · 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.♿ 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>
2. 2.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
3. 3.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
4. 4.Which colour pair is easy to read? (a) red on green (b) white on black (c) pink on red (d) yellow on white
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h1>
6. 6.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) yellow on white (d) red on green
7. 7.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
9. 9.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
11. 11.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
14. 14.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) black on white (d) light grey on white
17. 17.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
18. 18.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
21. 21.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) yellow on black (d) white on dark blue
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) white on dark blue (d) dark grey on white
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h6>
25. 25.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) black on white (d) yellow on black
30. 30.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
33. 33.True or false: “label every form box” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) light grey on white (d) dark grey on white
35. 35.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h5>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
39. 39.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “images with no alt” helps everyone use the page. (a) False (b) True

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