Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 256 · 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) only robots (b) only coders (c) people who are blind (d) only teachers
2. 2.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
3. 3.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
5. 5.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h5> (d) <h1>
6. 6.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
7. 7.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) text stands out clearly (d) many bright colours
8. 8.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
9. 9.True or false: “label every form box” helps everyone use the page. (a) False (b) True
10. 10.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) white on black (d) yellow on white
11. 11.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
12. 12.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
13. 13.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h3>
14. 14.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
15. 15.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
16. 16.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) black on white (d) blue on purple
17. 17.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
18. 18.Which colour pair is hard to read? (a) white on dark blue (b) red on green (c) dark grey on white (d) black on white
19. 19.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
20. 20.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
21. 21.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
22. 22.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
23. 23.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
24. 24.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
25. 25.Which colour pair is hard to read? (a) light grey on white (b) white on black (c) yellow on black (d) dark grey on white
26. 26.Which colour pair is easy to read? (a) red on green (b) yellow on black (c) yellow on white (d) pink on red
27. 27.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
28. 28.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
29. 29.Which colour pair is hard to read? (a) yellow on black (b) yellow on white (c) white on dark blue (d) black on white
30. 30.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
32. 32.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
33. 33.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
35. 35.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
36. 36.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
37. 37.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
38. 38.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
39. 39.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
40. 40.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read

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