Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 617 · 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 white on dark blue easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h2> (d) <h5>
4. 4.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
5. 5.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only robots (d) only coders
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
7. 7.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
8. 8.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) red on green (d) pink on red
9. 9.True or false: “tiny grey text” helps everyone use the page. (a) False (b) True
10. 10.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
11. 11.Which colour pair is hard to read? (a) dark grey on white (b) black on white (c) red on green (d) white on dark blue
12. 12.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) yellow on black (d) dark grey on white
13. 13.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) dark grey on white (d) pink on red
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h5>
15. 15.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
17. 17.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
18. 18.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h3> (d) <h5>
19. 19.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) white on black (d) red on green
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
22. 22.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on black (d) pink on red
23. 23.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h4> (d) <h5>
24. 24.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
25. 25.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
26. 26.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
27. 27.Which colour pair is easy to read? (a) black on white (b) blue on purple (c) light grey on white (d) red on green
28. 28.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
30. 30.Which colour pair is hard to read? (a) white on black (b) black on white (c) pink on red (d) yellow on black
31. 31.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
33. 33.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
34. 34.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
35. 35.True or false: “label every form box” helps everyone use the page. (a) True (b) False
36. 36.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
37. 37.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
38. 38.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
39. 39.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
40. 40.True or false: “images with no alt” helps everyone use the page. (a) True (b) False

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