Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 621 · 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.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h3> (d) <h4>
4. 4.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) dark grey on white (d) yellow on white
5. 5.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) light grey on white (d) white on dark blue
6. 6.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on dark blue (d) light grey on white
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
9. 9.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
10. 10.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
11. 11.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
13. 13.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
14. 14.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
16. 16.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) black on white
17. 17.True or false: “label every form box” makes the page harder to use. (a) False (b) True
18. 18.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
21. 21.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
23. 23.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
25. 25.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h5>
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
28. 28.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
29. 29.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
31. 31.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on black (d) yellow on white
32. 32.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
35. 35.True or false: “label every form box” helps everyone use the page. (a) True (b) False
36. 36.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
37. 37.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
38. 38.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on black (d) yellow on white
39. 39.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) blue on purple
40. 40.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True

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