Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 159 · 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: “label every form box” makes the page harder to use. (a) True (b) False
2. 2.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
3. 3.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) pink on red (d) white on dark blue
4. 4.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
6. 6.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
7. 7.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on dark blue (d) blue on purple
8. 8.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h1>
9. 9.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
10. 10.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
13. 13.♿ Who uses a screen reader? (a) only coders (b) only robots (c) people who are blind (d) only teachers
14. 14.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h5>
15. 15.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
16. 16.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h3>
20. 20.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
22. 22.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) red on green (d) white on dark blue
23. 23.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is hard to read? (a) red on green (b) black on white (c) dark grey on white (d) white on dark blue
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
27. 27.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h4>
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
30. 30.Which colour pair is easy to read? (a) yellow on black (b) pink on red (c) blue on purple (d) light grey on white
31. 31.Which colour pair is hard to read? (a) black on white (b) white on black (c) light grey on white (d) yellow on black
32. 32.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h3>
34. 34.True or false: “label every form box” helps everyone use the page. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
37. 37.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) white on dark blue (d) yellow on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
39. 39.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
40. 40.True or false: “use big enough text” makes the page harder to use. (a) False (b) True

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