Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 785 · 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” helps everyone use the page. (a) False (b) True
2. 2.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h3> (d) <h5>
3. 3.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h4> (d) <h2>
5. 5.Which colour pair is hard to read? (a) black on white (b) white on black (c) pink on red (d) white on dark blue
6. 6.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
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.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h3> (a) Yes (b) No
10. 10.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
11. 11.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h3> (d) <h1>
12. 12.Which colour pair is hard to read? (a) black on white (b) white on black (c) dark grey on white (d) yellow on white
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) link (d) here
16. 16.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) black on white (d) red on green
18. 18.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
19. 19.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
20. 20.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
21. 21.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) white on black (d) light grey on white
22. 22.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
24. 24.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
25. 25.Which colour pair is easy to read? (a) pink on red (b) red on green (c) yellow on white (d) white on dark blue
26. 26.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
27. 27.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
29. 29.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) yellow on black (d) red on green
30. 30.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h5> (d) <h1>
31. 31.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
32. 32.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
33. 33.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h6>
34. 34.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
36. 36.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) white on black (d) red on green
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
38. 38.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
39. 39.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
40. 40.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False

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