Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 224 · 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) No (b) Yes
2. 2.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h5>
3. 3.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h4>
4. 4.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
6. 6.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) blue on purple (d) light grey on white
7. 7.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) blue on purple (d) yellow on black
8. 8.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
9. 9.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
11. 11.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
12. 12.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
16. 16.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
17. 17.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) red on green (d) black on white
19. 19.Which colour pair is easy to read? (a) red on green (b) white on black (c) light grey on white (d) yellow on white
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h3> (d) <h4>
23. 23.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) light grey on white (d) white on dark blue
24. 24.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
25. 25.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) yellow on black
28. 28.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
29. 29.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
30. 30.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
32. 32.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
33. 33.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h2>
36. 36.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
39. 39.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
40. 40.Which colour pair is hard to read? (a) red on green (b) white on black (c) dark grey on white (d) yellow on black

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