Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 56 · 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> → <h2> → <h3> (a) No (b) Yes
2. 2.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
3. 3.♿ Which link text is clearest? (a) link (b) here (c) click here (d) Read the fruit facts
4. 4.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
6. 6.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
9. 9.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
10. 10.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
11. 11.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) black on white (d) red on green
12. 12.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
13. 13.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) light grey on white (d) white on dark blue
14. 14.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
15. 15.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
16. 16.True or false: “label every form box” makes the page harder to use. (a) False (b) True
17. 17.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
23. 23.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
24. 24.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) pink on red (d) yellow on black
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h4> (d) <h6>
27. 27.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
28. 28.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) pink on red (d) yellow on black
31. 31.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h4>
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h4>
35. 35.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
36. 36.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
37. 37.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
39. 39.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes

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