Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 835 · 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 <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h1>
2. 2.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h2>
3. 3.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) blue on purple (d) black on white
7. 7.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
9. 9.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h1>
11. 11.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
12. 12.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on black (d) pink on red
13. 13.♿ Who uses a screen reader? (a) only coders (b) only robots (c) only teachers (d) people who are blind
14. 14.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.Which colour pair is hard to read? (a) pink on red (b) white on dark blue (c) black on white (d) dark grey on white
16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
17. 17.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
19. 19.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
21. 21.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h1>
22. 22.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
23. 23.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
24. 24.True or false: “label every form box” helps everyone use the page. (a) True (b) False
25. 25.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h1>
28. 28.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
29. 29.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
30. 30.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on dark blue (d) yellow on white
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
32. 32.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
33. 33.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
35. 35.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
36. 36.Which colour pair is easy to read? (a) pink on red (b) red on green (c) black on white (d) yellow on white
37. 37.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
39. 39.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.Which colour pair is hard to read? (a) dark grey on white (b) light grey on white (c) black on white (d) white on black

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