Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 904 · 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.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
2. 2.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
3. 3.Which colour pair is easy to read? (a) yellow on black (b) light grey on white (c) red on green (d) blue on purple
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
5. 5.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h1> (d) <h5>
6. 6.♿ Which link text is clearest? (a) click here (b) link (c) here (d) Read the fruit facts
7. 7.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) black on white (d) white on black
8. 8.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h5> (d) <h4>
9. 9.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
10. 10.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) black on white (d) white on black
11. 11.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
12. 12.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
13. 13.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
14. 14.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) dark grey on white (d) light grey on white
15. 15.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
16. 16.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
17. 17.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) people who are blind (d) only robots
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
19. 19.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
20. 20.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
21. 21.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h5>
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
24. 24.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
25. 25.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
26. 26.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) black on white
28. 28.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
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) <h5> (b) <h3> (c) <h2> (d) <h1>
32. 32.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h2> (d) <h5>
33. 33.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on white (d) white on black
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
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> → <h2> → <h3> → <h4> (a) Yes (b) No
37. 37.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) white on dark blue (d) blue on purple
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
39. 39.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone

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