Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 130 · 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.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
4. 4.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
5. 5.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
6. 6.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) yellow on black (d) dark grey on white
7. 7.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) yellow on white
9. 9.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
10. 10.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
11. 11.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
13. 13.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) black on white
14. 14.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
15. 15.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h6> (d) <h3>
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
18. 18.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) dark grey on white (d) white on black
19. 19.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
20. 20.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.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
22. 22.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
23. 23.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) yellow on black
24. 24.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
26. 26.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
29. 29.Which colour pair is hard to read? (a) pink on red (b) white on black (c) black on white (d) white on dark blue
30. 30.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
31. 31.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h6> (d) <h3>
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
34. 34.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h3>
35. 35.True or false: “label every form box” makes the page harder to use. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
38. 38.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
39. 39.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h5> (d) <h6>
40. 40.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False

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