Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 376 · 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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
2. 2.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
3. 3.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
4. 4.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
5. 5.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
6. 6.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
8. 8.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) white on black (d) yellow on white
9. 9.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) dark grey on white (d) yellow on black
10. 10.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h4>
12. 12.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
13. 13.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
16. 16.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) black on white (b) yellow on white (c) red on green (d) pink on red
18. 18.True or false: “label every form box” helps everyone use the page. (a) True (b) False
19. 19.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
21. 21.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h3> (d) <h2>
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h4>
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
25. 25.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
27. 27.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
28. 28.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) dark grey on white (d) white on dark blue
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
31. 31.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
32. 32.Which colour pair is hard to read? (a) black on white (b) white on black (c) red on green (d) yellow on black
33. 33.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
34. 34.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) blue on purple (d) yellow on white
36. 36.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on black (d) light grey on white
37. 37.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
39. 39.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
40. 40.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder

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