Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 596 · 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.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) yellow on black (d) blue on purple
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
5. 5.True or false: “label every form box” helps everyone use the page. (a) False (b) True
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) pink on red (d) white on dark blue
8. 8.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h6>
10. 10.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
12. 12.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
13. 13.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h4>
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
17. 17.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) black on white (d) light grey on white
18. 18.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) white on black
19. 19.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h5> (d) <h6>
22. 22.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.Which colour pair is easy to read? (a) light grey on white (b) yellow on black (c) yellow on white (d) pink on red
25. 25.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
26. 26.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
27. 27.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) yellow on black
28. 28.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h2>
30. 30.Which colour pair is easy to read? (a) white on black (b) red on green (c) light grey on white (d) yellow on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) yellow on white (d) light grey on white
34. 34.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
36. 36.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
38. 38.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
39. 39.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
40. 40.True or false: “use headings in order” helps everyone use the page. (a) False (b) True

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