Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 770 · 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: “add alt text to images” makes the page harder to use. (a) False (b) True
2. 2.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
3. 3.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) red on green
4. 4.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
8. 8.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) light grey on white (d) yellow on black
9. 9.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
10. 10.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) black on white
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
12. 12.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
13. 13.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h4>
14. 14.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
15. 15.True or false: “label every form box” helps everyone use the page. (a) False (b) True
16. 16.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) only red text (d) text stands out clearly
17. 17.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
18. 18.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h3> (d) <h4>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
21. 21.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
22. 22.♿ Which link text is clearest? (a) here (b) link (c) Read the fruit facts (d) click here
23. 23.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
24. 24.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
25. 25.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
26. 26.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
29. 29.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h5> (d) <h1>
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
32. 32.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
33. 33.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
38. 38.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone

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