Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 314 · 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 <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h5> (c) <h1> (d) <h4>
2. 2.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “colour as the only clue” helps everyone use the page. (a) False (b) True
4. 4.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
5. 5.Which colour pair is easy to read? (a) black on white (b) light grey on white (c) blue on purple (d) yellow on white
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
7. 7.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
8. 8.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h4> (a) No (b) Yes
10. 10.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) yellow on white (d) blue on purple
11. 11.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
12. 12.Which colour pair is hard to read? (a) white on black (b) black on white (c) yellow on black (d) blue on purple
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) No (b) Yes
14. 14.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
15. 15.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
16. 16.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) makes it harder (b) helps everyone
17. 17.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h2> (d) <h4>
18. 18.Which colour pair is easy to read? (a) yellow on white (b) light grey on white (c) red on green (d) yellow on black
19. 19.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
20. 20.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
21. 21.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
22. 22.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) dark grey on white (d) light grey on white
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h4> (a) No (b) Yes
24. 24.♿ Who uses a screen reader? (a) only robots (b) only coders (c) people who are blind (d) only teachers
25. 25.🌗 Is black 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: images with no alt? (a) helps everyone (b) makes it harder
27. 27.True or false: “skipping heading levels” makes the page harder to use. (a) True (b) False
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
29. 29.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
30. 30.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
31. 31.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
32. 32.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h2> (c) <h6> (d) <h1>
33. 33.Which colour pair is hard to read? (a) black on white (b) white on dark blue (c) pink on red (d) yellow on black
34. 34.True or false: “tiny grey text” makes the page harder to use. (a) True (b) False
35. 35.Which colour pair is hard to read? (a) black on white (b) white on black (c) red on green (d) yellow on black
36. 36.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1> (a) No (b) Yes
38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) Yes (b) No
39. 39.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
40. 40.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder

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