Web Worksheet: Accessibility Basics

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

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