Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 148 · 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> → <h1> → <h2> → <h2> (a) Yes (b) No
2. 2.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) light grey on white (d) pink on red
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h3> (d) <h5>
4. 4.Which colour pair is hard to read? (a) white on dark blue (b) pink on red (c) white on black (d) black on white
5. 5.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
6. 6.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
7. 7.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
10. 10.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
11. 11.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
14. 14.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
16. 16.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
17. 17.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h1> (d) <h4>
19. 19.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
21. 21.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
22. 22.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
25. 25.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
26. 26.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h1> (d) <h5>
28. 28.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) blue on purple (d) white on dark blue
30. 30.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
31. 31.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) pink on red
32. 32.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) Yes (b) No
34. 34.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
36. 36.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on black (d) yellow on white
37. 37.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) light grey on white (d) white on dark blue
39. 39.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) white on dark blue (d) white on black
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder

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