Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 232 · 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) <h4> (b) <h6> (c) <h1> (d) <h5>
2. 2.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) pink on red (d) yellow on black
3. 3.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
4. 4.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
5. 5.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
8. 8.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
9. 9.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
11. 11.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
12. 12.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
13. 13.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
14. 14.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
15. 15.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) white on black (d) light grey on white
16. 16.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
18. 18.True or false: “label every form box” helps everyone use the page. (a) False (b) True
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
20. 20.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
23. 23.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) pink on red (d) white on black
24. 24.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) blue on purple (d) white on black
25. 25.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>
26. 26.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
27. 27.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
28. 28.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) red on green (b) black on white (c) pink on red (d) yellow on white
30. 30.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
32. 32.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
33. 33.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
34. 34.True or false: “write clear link text” 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) <h5> (b) <h6> (c) <h2> (d) <h1>
36. 36.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
38. 38.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on dark blue (d) red on green
39. 39.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) black on white (d) yellow on black
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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