Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 98 · 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 <h2> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h2> (d) <h3>
2. 2.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
3. 3.Which colour pair is easy to read? (a) white on black (b) yellow on white (c) light grey on white (d) blue on purple
4. 4.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h1> (d) <h5>
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h3> (a) No (b) Yes
6. 6.Which colour pair is hard to read? (a) white on black (b) light grey on white (c) black on white (d) yellow on black
7. 7.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
8. 8.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h4> (b) <h6> (c) <h2> (d) <h1>
9. 9.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
10. 10.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
11. 11.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h3> (a) Yes (b) No
13. 13.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) only red text (d) no colours at all
14. 14.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) yellow on white (d) white on dark blue
15. 15.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
16. 16.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
17. 17.Which colour pair is hard to read? (a) yellow on black (b) white on black (c) red on green (d) dark grey on white
18. 18.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
19. 19.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
20. 20.True or false: “label every form box” makes the page harder to use. (a) True (b) False
21. 21.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
22. 22.True or false: “images with no alt” helps everyone use the page. (a) False (b) True
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h3> (a) No (b) Yes
24. 24.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
25. 25.🌗 Is red on green easy or hard to read? (a) hard to read (b) easy to read
26. 26.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
28. 28.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) No (b) Yes
30. 30.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
32. 32.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
33. 33.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
34. 34.♿ Which link text is clearest? (a) click here (b) Read the fruit facts (c) here (d) link
35. 35.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
36. 36.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
37. 37.Which colour pair is easy to read? (a) yellow on black (b) yellow on white (c) red on green (d) blue on purple
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h4> (a) Yes (b) No
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) Yes (b) No
40. 40.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read

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