Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 141 · 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 black on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
4. 4.Which colour pair is easy to read? (a) red on green (b) pink on red (c) blue on purple (d) yellow on black
5. 5.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
6. 6.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
8. 8.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) light grey on white (d) dark grey on white
9. 9.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
10. 10.Which colour pair is easy to read? (a) yellow on white (b) white on black (c) pink on red (d) blue on purple
11. 11.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
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.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
14. 14.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
15. 15.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) many bright colours (d) only red text
16. 16.Which colour pair is easy to read? (a) dark grey on white (b) red on green (c) yellow on white (d) light grey on white
17. 17.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
18. 18.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
20. 20.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
22. 22.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
23. 23.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
28. 28.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
30. 30.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) black on white (d) white on black
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h3>
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
33. 33.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
37. 37.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) black on white (d) blue on purple
38. 38.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) dark grey on white (d) black on white
40. 40.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder

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