Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 353 · 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) <h4> (b) <h1> (c) <h2> (d) <h6>
2. 2.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
3. 3.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
4. 4.♿ What does good colour contrast mean? (a) no colours at all (b) text stands out clearly (c) only red text (d) many bright colours
5. 5.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
6. 6.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) yellow on black (d) white on black
7. 7.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
8. 8.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
9. 9.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
10. 10.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h5> (c) <h2> (d) <h3>
11. 11.Which colour pair is easy to read? (a) pink on red (b) blue on purple (c) yellow on white (d) yellow on black
12. 12.♿ Who uses a screen reader? (a) only teachers (b) only coders (c) only robots (d) people who are blind
13. 13.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h3> (d) <h5>
14. 14.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
15. 15.True or false: “label every form box” helps everyone use the page. (a) False (b) True
16. 16.♿ Which link text is clearest? (a) link (b) click here (c) here (d) Read the fruit facts
17. 17.🌗 Is yellow on white easy or hard to read? (a) hard to read (b) easy to read
18. 18.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
19. 19.True or false: “label every form box” makes the page harder to use. (a) True (b) False
20. 20.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
21. 21.Which colour pair is easy to read? (a) yellow on white (b) blue on purple (c) pink on red (d) white on dark blue
22. 22.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) No (b) Yes
23. 23.Which colour pair is hard to read? (a) black on white (b) white on black (c) yellow on black (d) yellow on white
24. 24.True or false: “colour as the only clue” makes the page harder to use. (a) False (b) True
25. 25.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h5> (d) <h1>
26. 26.Which colour pair is hard to read? (a) black on white (b) light grey on white (c) dark grey on white (d) white on dark blue
27. 27.Which colour pair is easy to read? (a) pink on red (b) white on black (c) red on green (d) yellow on white
28. 28.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
29. 29.True or false: “tiny grey text” makes the page harder to use. (a) False (b) True
30. 30.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
31. 31.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
32. 32.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
33. 33.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
34. 34.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
35. 35.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
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> → <h2> → <h2> → <h3> (a) Yes (b) No
38. 38.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
39. 39.True or false: “use headings in order” makes the page harder to use. (a) False (b) True
40. 40.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder

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