Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 444 · 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 white on dark blue easy or hard to read? (a) hard to read (b) easy to read
2. 2.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
3. 3.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
4. 4.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h5>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) Yes (b) No
6. 6.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
7. 7.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
8. 8.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
9. 9.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
10. 10.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
11. 11.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
12. 12.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h5> (a) No (b) Yes
14. 14.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
15. 15.Which colour pair is easy to read? (a) red on green (b) black on white (c) light grey on white (d) yellow on white
16. 16.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
17. 17.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
18. 18.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on white (d) white on dark blue
19. 19.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
20. 20.♿ Which link text is clearest? (a) here (b) click here (c) link (d) Read the fruit facts
21. 21.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) text stands out clearly (d) many bright colours
22. 22.Which colour pair is easy to read? (a) light grey on white (b) pink on red (c) yellow on black (d) yellow on white
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) red on green (b) yellow on white (c) white on black (d) pink on red
25. 25.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
26. 26.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
27. 27.Which colour pair is hard to read? (a) black on white (b) dark grey on white (c) yellow on black (d) pink on red
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
29. 29.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h6>
30. 30.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h4> (d) <h2>
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
32. 32.True or false: “label every form box” helps everyone use the page. (a) False (b) True
33. 33.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) Yes (b) No
35. 35.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h5> (d) <h3>
36. 36.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) No (b) Yes
37. 37.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
38. 38.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
39. 39.Which colour pair is hard to read? (a) white on dark blue (b) dark grey on white (c) light grey on white (d) white on black
40. 40.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read

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