Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 556 · 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 this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
2. 2.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
3. 3.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
4. 4.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
8. 8.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy 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: “skipping heading levels” helps everyone use the page. (a) False (b) True
12. 12.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h2>
13. 13.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
16. 16.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) blue on purple (d) black on white
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) pink on red (d) light grey on white
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
20. 20.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
21. 21.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
22. 22.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) pink on red (d) blue on purple
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
24. 24.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) red on green (d) black on white
25. 25.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
28. 28.Which colour pair is easy to read? (a) dark grey on white (b) pink on red (c) yellow on white (d) red on green
29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h3> (d) <h2>
30. 30.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h1>
33. 33.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
38. 38.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) yellow on black
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
40. 40.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) dark grey on white (d) black on white

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