Web Worksheet: Accessibility Basics

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

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