Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 180 · 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> → <h1> → <h3> → <h3> (a) Yes (b) No
2. 2.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
3. 3.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
4. 4.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
7. 7.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h2> (d) <h4>
9. 9.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) yellow on white (d) red on green
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
11. 11.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h3>
12. 12.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
14. 14.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h1> (c) <h6> (d) <h2>
15. 15.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
16. 16.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
17. 17.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
18. 18.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
19. 19.Which colour pair is easy to read? (a) black on white (b) red on green (c) pink on red (d) light grey on white
20. 20.🌗 Is blue on purple 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: colour as the only clue? (a) makes it harder (b) helps everyone
22. 22.Which colour pair is easy to read? (a) yellow on white (b) red on green (c) white on black (d) light grey on white
23. 23.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
24. 24.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
25. 25.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
27. 27.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
28. 28.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) black on white (d) light grey on white
29. 29.Which colour pair is easy to read? (a) dark grey on white (b) yellow on white (c) red on green (d) pink on red
30. 30.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) red on green (d) yellow on white
31. 31.True or false: “link text “click here”” helps everyone use the page. (a) False (b) True
32. 32.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h5> (d) <h2>
33. 33.True or false: “label every form box” makes the page harder to use. (a) False (b) True
34. 34.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
36. 36.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
37. 37.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h5>
38. 38.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
39. 39.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on black (d) yellow on white
40. 40.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) blue on purple

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