Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 724 · 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.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
2. 2.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
5. 5.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
6. 6.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h5>
7. 7.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
10. 10.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on black (d) red on green
13. 13.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h5>
14. 14.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
15. 15.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
16. 16.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
17. 17.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
18. 18.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
19. 19.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) yellow on white
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h6> (d) <h2>
22. 22.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
23. 23.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
24. 24.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
25. 25.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
27. 27.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) white on black (d) black on white
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
29. 29.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
30. 30.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
31. 31.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
32. 32.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) red on green
33. 33.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
35. 35.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) yellow on white (d) pink on red
36. 36.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
38. 38.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
39. 39.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) light grey on white (d) white on black
40. 40.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) pink on red (d) black on white

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