Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 732 · 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: use big enough text? (a) helps everyone (b) makes it harder
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
3. 3.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h3> → <h3> (a) No (b) Yes
5. 5.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
6. 6.True or false: “label every form box” helps everyone use the page. (a) False (b) True
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
8. 8.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
9. 9.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
10. 10.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h4>
12. 12.Which colour pair is easy to read? (a) blue on purple (b) white on black (c) pink on red (d) light grey on white
13. 13.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
14. 14.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) yellow on black
15. 15.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
17. 17.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
18. 18.Which colour pair is easy to read? (a) dark grey on white (b) pink on red (c) light grey on white (d) yellow on white
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
21. 21.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) black on white (d) blue on purple
22. 22.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) blue on purple (d) white on dark blue
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
24. 24.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
25. 25.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
26. 26.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h3>
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h3>
29. 29.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) white on black (d) white on dark blue
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
31. 31.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
32. 32.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
34. 34.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
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.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
38. 38.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
40. 40.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read

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