Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 480 · 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.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
2. 2.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
3. 3.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h6>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
6. 6.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
7. 7.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) blue on purple
8. 8.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) only red text (d) no colours at all
9. 9.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
10. 10.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) red on green (d) dark grey on white
11. 11.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
12. 12.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h5>
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
15. 15.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
17. 17.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
19. 19.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
20. 20.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h3>
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) yellow on black
24. 24.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
25. 25.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
26. 26.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
28. 28.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
31. 31.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
32. 32.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) red on green (d) blue on purple
33. 33.True or false: “label every form box” makes the page harder to use. (a) False (b) True
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.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
38. 38.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
39. 39.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
40. 40.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) blue on purple

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