Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 241 · 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.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) no colours at all (d) text stands out clearly
2. 2.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
4. 4.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) click here (d) link
5. 5.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
6. 6.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h4> (d) <h6>
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
8. 8.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
9. 9.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) yellow on white (d) white on dark blue
10. 10.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) pink on red (d) yellow on white
11. 11.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) pink on red (d) black on white
12. 12.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) dark grey on white (b) white on dark blue (c) red on green (d) white on black
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h3>
15. 15.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
17. 17.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
18. 18.♿ 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>
19. 19.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
23. 23.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
24. 24.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
25. 25.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) blue on purple (d) yellow on black
26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
28. 28.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
29. 29.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
30. 30.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) black on white (d) red on green
31. 31.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
33. 33.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
35. 35.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
36. 36.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h2> (d) <h3>
37. 37.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
38. 38.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
39. 39.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No

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