Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 765 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
2. 2.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on black
3. 3.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) black on white
4. 4.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
5. 5.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) red on green (d) black on white
6. 6.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
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.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) white on dark blue
9. 9.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
10. 10.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
11. 11.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
13. 13.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
14. 14.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on white (d) dark grey on white
15. 15.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
17. 17.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
20. 20.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h6>
22. 22.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) yellow on black
23. 23.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h6>
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
26. 26.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
28. 28.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
31. 31.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h2>
32. 32.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
33. 33.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
34. 34.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) light grey on white (d) yellow on black
35. 35.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
36. 36.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
38. 38.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
39. 39.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly

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