Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 394 · 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) people who are blind (b) only robots (c) only teachers (d) only coders
2. 2.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “label every form box” helps everyone use the page. (a) True (b) False
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
5. 5.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) red on green (d) blue on purple
8. 8.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
9. 9.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
10. 10.Which colour pair is hard to read? (a) black on white (b) white on black (c) white on dark blue (d) light grey on white
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h6>
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.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
14. 14.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
17. 17.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
18. 18.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) yellow on white (d) black on white
19. 19.Which colour pair is easy to read? (a) red on green (b) pink on red (c) white on dark blue (d) blue on purple
20. 20.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
21. 21.Which colour pair is hard to read? (a) yellow on white (b) dark grey on white (c) white on dark blue (d) yellow on black
22. 22.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h1>
23. 23.♿ What does good colour contrast mean? (a) many bright colours (b) text stands out clearly (c) no colours at all (d) only red text
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
25. 25.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h5>
26. 26.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h6>
27. 27.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
29. 29.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
30. 30.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
31. 31.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h6> (d) <h3>
32. 32.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) light grey on white (d) yellow on black
33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
34. 34.Which colour pair is easy to read? (a) blue on purple (b) yellow on white (c) white on black (d) light grey on white
35. 35.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h2> (a) No (b) Yes
37. 37.Which colour pair is hard to read? (a) red on green (b) black on white (c) white on black (d) dark grey on white
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
40. 40.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder

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