Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 333 · 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) people who are blind (b) only teachers (c) only robots (d) only coders
2. 2.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
4. 4.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
5. 5.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) black on white (d) red on green
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
7. 7.Which colour pair is easy to read? (a) red on green (b) pink on red (c) yellow on black (d) light grey on white
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h3>
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h6> (d) <h2>
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) Yes (b) No
12. 12.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
14. 14.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) dark grey on white
15. 15.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
16. 16.True or false: “label every form box” helps everyone use the page. (a) True (b) False
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
18. 18.Which colour pair is easy to read? (a) pink on red (b) red on green (c) white on dark blue (d) blue on purple
19. 19.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
21. 21.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
22. 22.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
23. 23.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h3> (d) <h6>
24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h4>
25. 25.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) pink on red (d) white on black
26. 26.Which colour pair is hard to read? (a) yellow on white (b) white on black (c) yellow on black (d) white on dark blue
27. 27.♿ Which link text is clearest? (a) here (b) click here (c) Read the fruit facts (d) link
28. 28.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
30. 30.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
32. 32.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
33. 33.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
35. 35.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
36. 36.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
37. 37.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
38. 38.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
39. 39.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
40. 40.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>

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