Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 622 · 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: “add alt text to images” makes the page harder to use. (a) False (b) True
2. 2.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
3. 3.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
5. 5.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
6. 6.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
7. 7.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only coders (d) only robots
8. 8.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
9. 9.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
10. 10.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) pink on red (d) white on black
11. 11.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
13. 13.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
15. 15.Which colour pair is hard to read? (a) blue on purple (b) yellow on black (c) dark grey on white (d) black on white
16. 16.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
18. 18.Which colour pair is hard to read? (a) dark grey on white (b) red on green (c) white on dark blue (d) black on white
19. 19.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) yellow on black (d) blue on purple
20. 20.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) white on dark blue
21. 21.Which colour pair is hard to read? (a) yellow on white (b) black on white (c) white on dark blue (d) white on black
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
23. 23.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
24. 24.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
25. 25.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
26. 26.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
27. 27.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
29. 29.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
30. 30.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
34. 34.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
35. 35.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h3> (c) <h4> (d) <h2>
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
39. 39.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h1>
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes

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