Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 854 · 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 <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h5>
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
3. 3.♿ Which link text is clearest? (a) link (b) Read the fruit facts (c) here (d) click here
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
5. 5.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
6. 6.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
7. 7.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
8. 8.Which colour pair is hard to read? (a) white on black (b) dark grey on white (c) light grey on white (d) black on white
9. 9.Which colour pair is easy to read? (a) black on white (b) red on green (c) pink on red (d) light grey on white
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
11. 11.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
13. 13.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h1>
15. 15.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
16. 16.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) yellow on white (d) yellow on black
17. 17.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
18. 18.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
19. 19.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
20. 20.True or false: “label every form box” makes the page harder to use. (a) True (b) False
21. 21.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
25. 25.Which colour pair is hard to read? (a) yellow on black (b) dark grey on white (c) white on black (d) blue on purple
26. 26.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
27. 27.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) red on green (d) pink on red
30. 30.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h5>
32. 32.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
34. 34.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
35. 35.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
36. 36.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
38. 38.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True

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