Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 931 · 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 red on green easy or hard to read? (a) hard to read (b) easy to read
2. 2.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
3. 3.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
4. 4.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h1> (d) <h2>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
6. 6.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
7. 7.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
8. 8.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only teachers (d) only robots
9. 9.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
11. 11.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h5>
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.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) red on green (d) dark grey on white
14. 14.True or false: “label every form box” makes the page harder to use. (a) False (b) True
15. 15.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h3>
16. 16.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
17. 17.♿ Which link text is clearest? (a) link (b) here (c) Read the fruit facts (d) click here
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
20. 20.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
22. 22.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
23. 23.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h2> (c) <h5> (d) <h6>
24. 24.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
25. 25.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
26. 26.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
29. 29.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
31. 31.Which colour pair is hard to read? (a) white on black (b) pink on red (c) dark grey on white (d) white on dark blue
32. 32.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) red on green (d) pink on red
33. 33.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
34. 34.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) red on green (d) yellow on black
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) Yes (b) No
36. 36.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
37. 37.Which colour pair is hard to read? (a) light grey on white (b) yellow on black (c) white on black (d) white on dark blue
38. 38.Which colour pair is hard to read? (a) white on black (b) black on white (c) blue on purple (d) dark grey on white
39. 39.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
40. 40.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read

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