Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 293 · 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.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
2. 2.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) pink on red (d) white on black
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h2> (b) <h1> (c) <h3> (d) <h4>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
6. 6.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
7. 7.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
8. 8.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
9. 9.Which colour pair is easy to read? (a) white on dark blue (b) red on green (c) pink on red (d) yellow on white
10. 10.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
12. 12.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
13. 13.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No
15. 15.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
16. 16.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
18. 18.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
19. 19.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h3> (a) No (b) Yes
21. 21.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
22. 22.True or false: “skipping heading levels” makes the page harder to use. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
24. 24.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) black on white (d) yellow on white
25. 25.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
26. 26.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
28. 28.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) white on black
29. 29.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h1>
30. 30.Which colour pair is easy to read? (a) yellow on white (b) yellow on black (c) blue on purple (d) light grey on white
31. 31.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
32. 32.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) many bright colours (d) only red text
33. 33.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
34. 34.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) dark grey on white
35. 35.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
37. 37.♿ Does this help everyone, or make the page harder to use: add alt text to images? (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) <h1> (c) <h5> (d) <h2>
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h5> (d) <h6>

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