Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 106 · 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.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
2. 2.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
3. 3.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
5. 5.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h5>
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) yellow on white (d) black on white
8. 8.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
9. 9.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) white on dark blue (d) red on green
10. 10.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
11. 11.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
12. 12.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) black on white (d) blue on purple
13. 13.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h4>
16. 16.Which colour pair is hard to read? (a) white on black (b) black on white (c) light grey on white (d) yellow on black
17. 17.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
19. 19.True or false: “label every form box” makes the page harder to use. (a) True (b) False
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.Which colour pair is hard to read? (a) white on black (b) pink on red (c) yellow on black (d) white on dark blue
23. 23.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) yellow on black
24. 24.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
26. 26.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
28. 28.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
29. 29.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) pink on red (d) blue on purple
30. 30.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
31. 31.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
34. 34.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h5> (d) <h6>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
37. 37.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
38. 38.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
39. 39.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes

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