Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 55 · 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.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h1>
2. 2.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h1>
5. 5.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) yellow on black (d) white on dark blue
6. 6.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) blue on purple (d) yellow on black
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
8. 8.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
9. 9.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
10. 10.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
12. 12.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on dark blue (d) pink on red
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
14. 14.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
15. 15.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
17. 17.Which colour pair is easy to read? (a) light grey on white (b) white on black (c) pink on red (d) yellow on white
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
19. 19.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
20. 20.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
23. 23.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
26. 26.Which colour pair is easy to read? (a) blue on purple (b) black on white (c) red on green (d) light grey on white
27. 27.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
28. 28.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h3> (d) <h1>
30. 30.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
31. 31.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
33. 33.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <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.Which colour pair is hard to read? (a) pink on red (b) black on white (c) white on black (d) dark grey on white
37. 37.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
38. 38.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
39. 39.True or false: “label every form box” makes the page harder to use. (a) True (b) False
40. 40.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read

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