Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 363 · 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.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h2> (d) <h5>
2. 2.♿ Who uses a screen reader? (a) only teachers (b) people who are blind (c) only coders (d) only robots
3. 3.Which colour pair is easy to read? (a) red on green (b) yellow on white (c) white on black (d) blue on purple
4. 4.True or false: “label every form box” makes the page harder to use. (a) False (b) True
5. 5.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) Yes (b) No
8. 8.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
9. 9.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
10. 10.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) white on black (d) light grey on white
11. 11.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
12. 12.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
13. 13.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.Which colour pair is easy to read? (a) pink on red (b) dark grey on white (c) red on green (d) blue on purple
15. 15.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
16. 16.Which colour pair is hard to read? (a) dark grey on white (b) white on black (c) yellow on black (d) yellow on white
17. 17.Which colour pair is hard to read? (a) blue on purple (b) white on black (c) yellow on black (d) black on white
18. 18.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
19. 19.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
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.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) pink on red (d) white on dark blue
22. 22.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
23. 23.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
25. 25.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
26. 26.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
27. 27.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
28. 28.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) No (b) Yes
30. 30.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
33. 33.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) red on green (d) yellow on white
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
35. 35.Which colour pair is hard to read? (a) pink on red (b) dark grey on white (c) black on white (d) white on dark blue
36. 36.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
37. 37.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
38. 38.True or false: “label every form box” helps everyone use the page. (a) False (b) True
39. 39.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
40. 40.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) red on green (d) yellow on black

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