Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 764 · 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 pink on red easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h5>
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h1>
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
8. 8.Which colour pair is easy to read? (a) red on green (b) white on black (c) light grey on white (d) yellow on white
9. 9.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) dark grey on white (d) yellow on white
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
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: use headings in order? (a) makes it harder (b) helps everyone
13. 13.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
16. 16.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
17. 17.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
18. 18.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
19. 19.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
21. 21.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
23. 23.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only robots (d) only teachers
24. 24.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
27. 27.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
28. 28.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) black on white (d) light grey on white
29. 29.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
30. 30.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
31. 31.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
33. 33.True or false: “label every form box” helps everyone use the page. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
36. 36.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on black (d) yellow on white
37. 37.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
38. 38.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
39. 39.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) black on white (d) light grey on white
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes

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