Web Worksheet: Accessibility Basics

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

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