Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 778 · 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: “link text “click here”” helps everyone use the page. (a) True (b) False
2. 2.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
3. 3.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) black on white (d) blue on purple
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h3>
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
7. 7.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
8. 8.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) click here (d) here
9. 9.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
10. 10.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
11. 11.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
13. 13.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
14. 14.Which colour pair is easy to read? (a) pink on red (b) black on white (c) red on green (d) light grey on white
15. 15.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on dark blue
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
18. 18.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) light grey on white (d) red on green
19. 19.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) dark grey on white (d) light grey on white
20. 20.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h5>
22. 22.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
24. 24.Which colour pair is easy to read? (a) pink on red (b) white on black (c) blue on purple (d) red on green
25. 25.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
26. 26.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on white (d) yellow on black
27. 27.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
30. 30.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
33. 33.Which colour pair is hard to read? (a) black on white (b) pink on red (c) yellow on black (d) white on dark blue
34. 34.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
36. 36.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
37. 37.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
40. 40.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read

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