Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 661 · 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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
2. 2.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
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.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
5. 5.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
8. 8.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h4>
10. 10.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
11. 11.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
14. 14.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
15. 15.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h6>
18. 18.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
19. 19.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) light grey on white (d) black on white
20. 20.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) dark grey on white (d) pink on red
21. 21.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
24. 24.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
25. 25.Which colour pair is hard to read? (a) blue on purple (b) yellow on black (c) black on white (d) white on black
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
27. 27.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h6>
30. 30.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
31. 31.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h2>
32. 32.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
34. 34.Which colour pair is hard to read? (a) white on black (b) black on white (c) red on green (d) white on dark blue
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
38. 38.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) red on green (d) light grey on white
39. 39.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No

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