Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 427 · 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.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
2. 2.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
4. 4.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
5. 5.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
6. 6.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
7. 7.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
8. 8.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) white on black (d) black on white
9. 9.Which colour pair is hard to read? (a) light grey on white (b) white on dark blue (c) white on black (d) black on white
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.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
12. 12.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
13. 13.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
14. 14.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
15. 15.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h4> (d) <h2>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
19. 19.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
20. 20.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
21. 21.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h3>
22. 22.Which colour pair is easy to read? (a) red on green (b) black on white (c) light grey on white (d) pink on red
23. 23.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
24. 24.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
25. 25.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) pink on red (d) yellow on white
26. 26.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) red on green (d) pink on red
27. 27.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
31. 31.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h1> (c) <h5> (d) <h2>
32. 32.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
35. 35.True or false: “label every form box” helps everyone use the page. (a) True (b) False
36. 36.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
38. 38.True or false: “label every form box” makes the page harder to use. (a) True (b) False
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) yellow on black (c) black on white (d) blue on purple
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes

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