Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 329 · 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.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
3. 3.Which colour pair is hard to read? (a) blue on purple (b) yellow on black (c) dark grey on white (d) black on white
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h4>
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
6. 6.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
7. 7.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
8. 8.Which colour pair is easy to read? (a) black on white (b) red on green (c) light grey on white (d) yellow on white
9. 9.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
10. 10.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) blue on purple
11. 11.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
13. 13.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h5>
15. 15.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
16. 16.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
18. 18.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
21. 21.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
22. 22.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
23. 23.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
25. 25.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
26. 26.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
27. 27.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
28. 28.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
29. 29.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h3> (d) <h5>
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h6>
31. 31.Which colour pair is easy to read? (a) yellow on black (b) blue on purple (c) pink on red (d) red on green
32. 32.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
36. 36.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
38. 38.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone

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