Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 164 · 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> → <h2> → <h2> → <h2> (a) No (b) Yes
2. 2.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
3. 3.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on dark blue
4. 4.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
6. 6.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
7. 7.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
9. 9.Which colour pair is easy to read? (a) red on green (b) black on white (c) pink on red (d) yellow on white
10. 10.Which colour pair is hard to read? (a) white on black (b) yellow on white (c) white on dark blue (d) dark grey on white
11. 11.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
12. 12.♿ Who uses a screen reader? (a) people who are blind (b) only robots (c) only coders (d) only teachers
13. 13.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h1>
14. 14.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.♿ Which link text is clearest? (a) here (b) link (c) click here (d) Read the fruit facts
17. 17.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) blue on purple (d) yellow on black
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
19. 19.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>
21. 21.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) black on white (d) white on dark blue
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
24. 24.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
25. 25.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on white (d) white on black
26. 26.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
27. 27.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
28. 28.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
29. 29.Which colour pair is hard to read? (a) dark grey on white (b) pink on red (c) white on black (d) white on dark blue
30. 30.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
32. 32.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
33. 33.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
34. 34.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
36. 36.True or false: “label every form box” makes the page harder to use. (a) True (b) False
37. 37.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h2>
38. 38.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) dark grey on white (d) blue on purple
39. 39.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) white on black (d) blue on purple
40. 40.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone

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