Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 511 · 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> → <h1> → <h2> → <h2> (a) Yes (b) No
2. 2.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
5. 5.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
6. 6.Which colour pair is hard to read? (a) yellow on white (b) white on dark blue (c) black on white (d) white on black
7. 7.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
8. 8.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
9. 9.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
10. 10.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
11. 11.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
13. 13.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) black on white (d) white on black
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h4>
16. 16.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) light grey on white (d) white on black
17. 17.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) white on black (d) yellow on black
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
20. 20.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) red on green (d) white on dark blue
23. 23.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
24. 24.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
26. 26.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h5>
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
30. 30.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
32. 32.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
33. 33.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
35. 35.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
36. 36.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
38. 38.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h3> (d) <h6>
40. 40.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) dark grey on white (d) blue on purple

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