Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 401 · 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 headings in order? (a) helps everyone (b) makes it harder
2. 2.True or false: “label every form box” makes the page harder to use. (a) False (b) True
3. 3.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
4. 4.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
6. 6.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
7. 7.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) dark grey on white (d) black on white
8. 8.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h1>
10. 10.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h2>
13. 13.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
15. 15.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
16. 16.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
17. 17.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
19. 19.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
22. 22.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
23. 23.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
25. 25.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) yellow on black (d) white on dark blue
26. 26.Which colour pair is easy to read? (a) white on black (b) red on green (c) pink on red (d) yellow on white
27. 27.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) white on black (d) black on white
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.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
32. 32.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h5>
33. 33.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
34. 34.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
35. 35.Which colour pair is hard to read? (a) black on white (b) white on black (c) blue on purple (d) white on dark blue
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
37. 37.Which colour pair is easy to read? (a) white on dark blue (b) light grey on white (c) yellow on white (d) red on green
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
39. 39.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h5>
40. 40.True or false: “write clear link text” helps everyone use the page. (a) False (b) True

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