Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 323 · 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: label every form box? (a) helps everyone (b) makes it harder
2. 2.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) pink on red (d) white on dark blue
4. 4.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) pink on red (d) blue on purple
5. 5.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
7. 7.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
8. 8.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
9. 9.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h2> (d) <h4>
10. 10.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
11. 11.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
13. 13.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
14. 14.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) click here (d) here
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
16. 16.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
17. 17.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) yellow on white (d) dark grey on white
18. 18.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) pink on red (d) dark grey on white
19. 19.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
20. 20.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
21. 21.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h4>
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
24. 24.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) light grey on white (d) pink on red
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
26. 26.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
27. 27.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h5> (d) <h6>
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) red on green (d) dark grey on white
31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
32. 32.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
34. 34.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h3> (d) <h1>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
37. 37.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) white on dark blue (d) pink on red
38. 38.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) blue on purple
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) white on black (c) dark grey on white (d) light grey on white

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