Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 932 · 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.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
2. 2.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
4. 4.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.♿ Who uses a screen reader? (a) only robots (b) only teachers (c) only coders (d) people who are blind
6. 6.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
7. 7.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) yellow on white (d) black on white
8. 8.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
9. 9.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
10. 10.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h2> (d) <h4>
11. 11.True or false: “label every form box” helps everyone use the page. (a) False (b) True
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
13. 13.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
14. 14.♿ Which link text is clearest? (a) Read the fruit facts (b) link (c) here (d) click here
15. 15.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h3>
16. 16.Which colour pair is easy to read? (a) light grey on white (b) dark grey on white (c) yellow on white (d) blue on purple
17. 17.Which colour pair is hard to read? (a) white on black (b) yellow on black (c) blue on purple (d) white on dark blue
18. 18.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) pink on red (d) yellow on black
19. 19.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
20. 20.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
21. 21.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h3>
22. 22.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
23. 23.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
24. 24.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
25. 25.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
26. 26.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
27. 27.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h3> (b) <h2> (c) <h6> (d) <h4>
28. 28.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
29. 29.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
30. 30.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
31. 31.🌗 Is red on green easy or hard to read? (a) easy to read (b) hard to read
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
33. 33.Which colour pair is hard to read? (a) yellow on black (b) black on white (c) white on dark blue (d) yellow on white
34. 34.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) No (b) Yes
36. 36.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
37. 37.Which colour pair is easy to read? (a) yellow on white (b) pink on red (c) white on dark blue (d) blue on purple
38. 38.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
39. 39.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
40. 40.True or false: “images with no alt” makes the page harder to use. (a) False (b) True

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