Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 548 · 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 this heading order correct (no level skipped)?
   <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
2. 2.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) yellow on black
3. 3.♿ Who uses a screen reader? (a) people who are blind (b) only teachers (c) only robots (d) only coders
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
5. 5.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
6. 6.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
7. 7.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) blue on purple (d) red on green
8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h1> (d) <h2>
9. 9.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
10. 10.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on dark blue (d) light grey on white
11. 11.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
12. 12.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
13. 13.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
15. 15.True or false: “label every form box” makes the page harder to use. (a) False (b) True
16. 16.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
17. 17.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
18. 18.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h3> (d) <h4>
19. 19.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
20. 20.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
21. 21.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
22. 22.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
25. 25.♿ What does good colour contrast mean? (a) text stands out clearly (b) only red text (c) many bright colours (d) no colours at all
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
28. 28.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) white on dark blue
29. 29.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) dark grey on white (d) pink on red
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
32. 32.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h4>
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
34. 34.Which colour pair is easy to read? (a) white on black (b) blue on purple (c) yellow on white (d) pink on red
35. 35.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) black on white (d) dark grey on white
36. 36.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
37. 37.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
38. 38.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
39. 39.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
40. 40.♿ 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>

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