Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 326 · 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 hard to read? (a) yellow on white (b) dark grey on white (c) black on white (d) white on black
2. 2.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
3. 3.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h1>
4. 4.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
5. 5.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
7. 7.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) pink on red (b) white on black (c) red on green (d) light grey on white
9. 9.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) link (d) here
10. 10.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
11. 11.🌗 Is blue on purple easy or hard to read? (a) hard to read (b) easy to read
12. 12.Which colour pair is hard to read? (a) yellow on black (b) light grey on white (c) white on dark blue (d) black on white
13. 13.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) red on green (d) white on black
14. 14.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h6>
15. 15.True or false: “skipping heading levels” helps everyone use the page. (a) False (b) True
16. 16.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
18. 18.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
20. 20.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on black (d) pink on red
21. 21.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) light grey on white (d) blue on purple
22. 22.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
24. 24.Which colour pair is easy to read? (a) black on white (b) pink on red (c) yellow on white (d) red on green
25. 25.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h3> (d) <h6>
26. 26.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
27. 27.Which colour pair is easy to read? (a) pink on red (b) yellow on black (c) light grey on white (d) blue on purple
28. 28.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
29. 29.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
30. 30.♿ What does good colour contrast mean? (a) many bright colours (b) no colours at all (c) only red text (d) text stands out clearly
31. 31.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
32. 32.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
33. 33.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
34. 34.True or false: “label every form box” makes the page harder to use. (a) True (b) False
35. 35.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
36. 36.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h5>
38. 38.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
39. 39.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
40. 40.True or false: “use big enough text” helps everyone use the page. (a) False (b) True

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