Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 61 · 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 this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
2. 2.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
3. 3.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
4. 4.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
5. 5.True or false: “label every form box” helps everyone use the page. (a) True (b) False
6. 6.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) people who are blind (d) only coders
7. 7.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
8. 8.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h5>
9. 9.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
11. 11.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
12. 12.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
13. 13.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
14. 14.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Which link text is clearest? (a) click here (b) here (c) Read the fruit facts (d) link
16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
17. 17.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
19. 19.Which colour pair is easy to read? (a) red on green (b) blue on purple (c) light grey on white (d) yellow on black
20. 20.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h6> (d) <h5>
21. 21.Which colour pair is hard to read? (a) yellow on black (b) blue on purple (c) white on black (d) dark grey on white
22. 22.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
23. 23.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
25. 25.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on white (d) black on white
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.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
28. 28.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
29. 29.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) yellow on white (d) blue on purple
30. 30.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
31. 31.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on black (d) light grey on white
32. 32.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) red on green (d) white on dark blue
33. 33.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) white on black (d) yellow on white
34. 34.True or false: “label every form box” makes the page harder to use. (a) False (b) True
35. 35.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
36. 36.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) pink on red (d) dark grey on white
37. 37.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
38. 38.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h2> (c) <h1> (d) <h4>
39. 39.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
40. 40.True or false: “write clear link text” helps everyone use the page. (a) False (b) True

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