Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 448 · 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 yellow on black easy or hard to read? (a) hard to read (b) easy to read
2. 2.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
5. 5.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
6. 6.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
7. 7.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h3>
9. 9.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
10. 10.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
13. 13.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
15. 15.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
16. 16.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h6>
18. 18.True or false: “label every form box” makes the page harder to use. (a) True (b) False
19. 19.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
20. 20.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
21. 21.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on black
22. 22.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
23. 23.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
24. 24.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h2>
29. 29.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) light grey on white
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
31. 31.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
32. 32.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
33. 33.Which colour pair is hard to read? (a) white on black (b) black on white (c) pink on red (d) dark grey on white
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
35. 35.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
36. 36.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
37. 37.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
38. 38.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) dark grey on white (d) black on white
39. 39.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) blue on purple (d) white on black
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone

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