Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 51 · 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> → <h3> → <h4> → <h5> (a) No (b) Yes
2. 2.True or false: “label every form box” helps everyone use the page. (a) False (b) True
3. 3.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h3>
4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
7. 7.True or false: “label every form box” makes the page harder to use. (a) True (b) False
8. 8.♿ Who uses a screen reader? (a) only robots (b) only coders (c) only teachers (d) people who are blind
9. 9.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) link (d) click here
10. 10.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) white on dark blue (d) light grey on white
12. 12.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
13. 13.Which colour pair is easy to read? (a) pink on red (b) red on green (c) blue on purple (d) yellow on black
14. 14.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
15. 15.True or false: “images with no alt” helps everyone use the page. (a) True (b) False
16. 16.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) red on green (d) dark grey on white
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
18. 18.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
19. 19.Which colour pair is hard to read? (a) yellow on black (b) white on dark blue (c) dark grey on white (d) pink on red
20. 20.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
21. 21.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
24. 24.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) text stands out clearly (d) only red text
25. 25.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
26. 26.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h1> (d) <h3>
28. 28.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) light grey on white (d) dark grey on white
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h2> (a) Yes (b) No
30. 30.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h3>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
32. 32.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
33. 33.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h4> (d) <h6>
34. 34.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
35. 35.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) yellow on white
36. 36.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
38. 38.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
40. 40.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False

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