Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 202 · 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) No (b) Yes
2. 2.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
3. 3.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
4. 4.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h6>
5. 5.🌗 Is white on black 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: skipping heading levels? (a) helps everyone (b) makes it harder
7. 7.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
9. 9.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h1> (d) <h3>
10. 10.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
11. 11.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
12. 12.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) dark grey on white (d) black on white
13. 13.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
14. 14.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
15. 15.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) only robots (d) people who are blind
16. 16.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
17. 17.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
18. 18.Which colour pair is hard to read? (a) red on green (b) black on white (c) dark grey on white (d) white on black
19. 19.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) yellow on black
20. 20.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
21. 21.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
22. 22.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h3>
23. 23.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
24. 24.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) dark grey on white
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
26. 26.True or false: “label every form box” helps everyone use the page. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
28. 28.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
29. 29.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) white on black (d) pink on red
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h5> (c) <h1> (d) <h2>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
32. 32.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h6> (d) <h2>
33. 33.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
34. 34.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
35. 35.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) blue on purple
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes
37. 37.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
39. 39.Which colour pair is easy to read? (a) black on white (b) red on green (c) blue on purple (d) light grey on white
40. 40.True or false: “label every form box” makes the page harder to use. (a) False (b) True

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