Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 43 · 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) <h1> (b) <h3> (c) <h2> (d) <h4>
2. 2.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) yellow on white (d) red on green
4. 4.Which colour pair is easy to read? (a) white on dark blue (b) blue on purple (c) light grey on white (d) red on green
5. 5.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) white on black
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
10. 10.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h5>
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
13. 13.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
14. 14.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) dark grey on white
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
16. 16.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) blue on purple (d) pink on red
17. 17.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) yellow on black (d) white on black
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
20. 20.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h4> (d) <h5>
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
23. 23.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) pink on red (d) yellow on black
24. 24.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
25. 25.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
26. 26.Which colour pair is hard to read? (a) dark grey on white (b) blue on purple (c) black on white (d) white on black
27. 27.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
28. 28.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h1>
30. 30.Which colour pair is hard to read? (a) red on green (b) white on black (c) dark grey on white (d) black on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
33. 33.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
35. 35.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
36. 36.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
38. 38.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
39. 39.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
40. 40.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True

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