Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 654 · 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.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
3. 3.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h4> → <h4> (a) Yes (b) No
4. 4.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on dark blue (d) light grey on white
5. 5.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
6. 6.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
7. 7.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h3> (a) No (b) Yes
8. 8.♿ What does good colour contrast mean? (a) only red text (b) no colours at all (c) many bright colours (d) text stands out clearly
9. 9.True or false: “label every form box” helps everyone use the page. (a) True (b) False
10. 10.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
11. 11.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) people who are blind (d) only coders
12. 12.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
13. 13.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) yellow on white (d) yellow on black
14. 14.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h3>
15. 15.Which colour pair is easy to read? (a) pink on red (b) yellow on white (c) blue on purple (d) white on black
16. 16.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
17. 17.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
18. 18.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
20. 20.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h3> (d) <h1>
22. 22.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
23. 23.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
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 this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
26. 26.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
27. 27.True or false: “colour as the only clue” makes the page harder to use. (a) True (b) False
28. 28.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2> (a) No (b) Yes
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) No (b) Yes
31. 31.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) black on white (d) yellow on white
32. 32.Which colour pair is easy to read? (a) light grey on white (b) yellow on white (c) yellow on black (d) blue on purple
33. 33.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h1> (b) <h5> (c) <h2> (d) <h4>
34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h1> (d) <h3>
35. 35.🌗 Is white on black easy or hard to read? (a) easy to read (b) hard to read
36. 36.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
37. 37.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
38. 38.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) red on green (d) dark grey on white
39. 39.🌗 Is yellow on black easy or hard to read? (a) hard to read (b) easy to read
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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