Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 192 · 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.Which colour pair is easy to read? (a) blue on purple (b) yellow on black (c) pink on red (d) light grey on white
2. 2.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on dark blue (d) blue on purple
3. 3.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
4. 4.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
5. 5.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
7. 7.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h4> (c) <h2> (d) <h3>
8. 8.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
9. 9.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
10. 10.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
12. 12.♿ What does good colour contrast mean? (a) text stands out clearly (b) no colours at all (c) only red text (d) many bright colours
13. 13.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
14. 14.True or false: “label every form box” helps everyone use the page. (a) False (b) True
15. 15.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
16. 16.♿ Which link text is clearest? (a) link (b) click here (c) Read the fruit facts (d) here
17. 17.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h6> (d) <h2>
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h4> (d) <h5>
20. 20.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.Which colour pair is hard to read? (a) pink on red (b) black on white (c) white on black (d) white on dark blue
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
23. 23.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
24. 24.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
25. 25.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) black on white (d) yellow on white
26. 26.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
28. 28.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) Yes (b) No
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h5> (c) <h1> (d) <h2>
31. 31.Which colour pair is hard to read? (a) white on black (b) red on green (c) black on white (d) yellow on black
32. 32.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
33. 33.Which colour pair is hard to read? (a) yellow on white (b) yellow on black (c) white on black (d) dark grey on white
34. 34.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
35. 35.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h4> (d) <h3>
36. 36.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
37. 37.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
38. 38.True or false: “label every form box” makes the page harder to use. (a) False (b) True
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
40. 40.Which colour pair is easy to read? (a) red on green (b) pink on red (c) light grey on white (d) dark grey on white

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