Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 530 · 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.Which colour pair is easy to read? (a) black on white (b) pink on red (c) yellow on white (d) light grey on white
2. 2.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
4. 4.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) blue on purple
5. 5.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h4>
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h3>
7. 7.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
9. 9.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
11. 11.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
12. 12.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) black on white (d) white on dark blue
13. 13.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) white on dark blue
15. 15.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) red on green (d) white on black
18. 18.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
19. 19.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
21. 21.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
22. 22.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
23. 23.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
24. 24.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
28. 28.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
29. 29.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
31. 31.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
34. 34.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) light grey on white (d) blue on purple
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h2>
36. 36.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
38. 38.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) light grey on white (d) dark grey on white
39. 39.True or false: “label every form box” makes the page harder to use. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No

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