Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 598 · 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.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
3. 3.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
4. 4.♿ What does good colour contrast mean? (a) only red text (b) many bright colours (c) text stands out clearly (d) no colours at all
5. 5.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
6. 6.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) yellow on black
7. 7.Which colour pair is easy to read? (a) black on white (b) yellow on white (c) light grey on white (d) red on green
8. 8.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
10. 10.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
12. 12.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) yellow on black (d) yellow on white
13. 13.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
14. 14.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
15. 15.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h6> (d) <h3>
16. 16.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
17. 17.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
18. 18.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) white on black
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h3>
20. 20.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
25. 25.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
26. 26.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
27. 27.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
28. 28.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) light grey on white (d) yellow on black
29. 29.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h5>
30. 30.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
32. 32.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h2>
34. 34.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) Yes (b) No
36. 36.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) white on dark blue (d) yellow on white
37. 37.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
38. 38.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.Which colour pair is hard to read? (a) white on black (b) black on white (c) red on green (d) white on dark blue
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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