Web Worksheet: Accessibility Basics

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

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