Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 671 · 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 red on green easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
3. 3.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
5. 5.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is hard to read? (a) white on black (b) pink on red (c) dark grey on white (d) black on white
9. 9.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
10. 10.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
11. 11.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
13. 13.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h4>
14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
17. 17.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h2>
19. 19.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
20. 20.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h5> (d) <h4>
23. 23.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
24. 24.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) white on black
25. 25.Which colour pair is easy to read? (a) dark grey on white (b) light grey on white (c) yellow on white (d) red on green
26. 26.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
28. 28.Which colour pair is easy to read? (a) white on black (b) light grey on white (c) red on green (d) yellow on white
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
31. 31.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
32. 32.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) black on white (d) pink on red
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
35. 35.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) pink on red (d) light grey on white
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
37. 37.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.True or false: “label every form box” helps everyone use the page. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No

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