Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 566 · 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” helps everyone use the page. (a) True (b) False
2. 2.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
4. 4.Which colour pair is hard to read? (a) blue on purple (b) black on white (c) white on black (d) white on dark blue
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
6. 6.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h6> (d) <h4>
7. 7.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
8. 8.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) dark grey on white (d) red on green
9. 9.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h2> (d) <h4>
10. 10.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
11. 11.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) no colours at all (d) text stands out clearly
12. 12.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
13. 13.Which colour pair is easy to read? (a) light grey on white (b) black on white (c) red on green (d) blue on purple
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) black on white (d) yellow on black
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
18. 18.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h3>
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
21. 21.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
23. 23.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
24. 24.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
25. 25.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
26. 26.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
27. 27.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h2>
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
30. 30.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
31. 31.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
33. 33.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
34. 34.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h4>
36. 36.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
39. 39.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) yellow on white (d) blue on purple
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) Yes (b) No

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