Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 509 · 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 teachers (b) people who are blind (c) only robots (d) only coders
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
3. 3.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
4. 4.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
5. 5.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
9. 9.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
10. 10.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h4> (d) <h3>
12. 12.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
13. 13.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
15. 15.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
16. 16.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
18. 18.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
19. 19.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
20. 20.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) blue on purple (d) yellow on black
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
22. 22.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h1> (d) <h4>
24. 24.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
25. 25.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
26. 26.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
27. 27.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) No (b) Yes
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
31. 31.Which colour pair is hard to read? (a) white on black (b) blue on purple (c) black on white (d) yellow on black
32. 32.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
33. 33.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
34. 34.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
35. 35.Which colour pair is hard to read? (a) light grey on white (b) dark grey on white (c) yellow on black (d) white on black
36. 36.True or false: “label every form box” makes the page harder to use. (a) False (b) True
37. 37.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) light grey on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
39. 39.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h5>
40. 40.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) white on dark blue (d) yellow on white

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