Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 413 · 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> → <h3> → <h2> (a) Yes (b) No
2. 2.🌗 Is blue on purple easy or hard to read? (a) easy to read (b) hard to read
3. 3.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
4. 4.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
5. 5.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h4> (b) <h1> (c) <h2> (d) <h6>
6. 6.♿ What does good colour contrast mean? (a) no colours at all (b) many bright colours (c) text stands out clearly (d) only red text
7. 7.Which colour pair is easy to read? (a) yellow on white (b) dark grey on white (c) light grey on white (d) red on green
8. 8.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h5> (a) Yes (b) No
10. 10.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h4> (d) <h1>
11. 11.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
13. 13.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
14. 14.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
15. 15.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
16. 16.♿ Which link text is clearest? (a) Read the fruit facts (b) here (c) link (d) click here
17. 17.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
18. 18.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4> (a) Yes (b) No
19. 19.Which colour pair is easy to read? (a) red on green (b) light grey on white (c) yellow on black (d) yellow on white
20. 20.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
21. 21.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
22. 22.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
23. 23.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
24. 24.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
25. 25.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
26. 26.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
27. 27.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
30. 30.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) white on dark blue (d) yellow on white
31. 31.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4> (a) No (b) Yes
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) No (b) Yes
33. 33.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h3> (a) No (b) Yes
34. 34.♿ Who uses a screen reader? (a) only coders (b) people who are blind (c) only robots (d) only teachers
35. 35.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h6> (c) <h4> (d) <h1>
36. 36.True or false: “add alt text to images” helps everyone use the page. (a) False (b) True
37. 37.Which colour pair is hard to read? (a) white on black (b) white on dark blue (c) light grey on white (d) yellow on black
38. 38.True or false: “images with no alt” makes the page harder to use. (a) True (b) False
39. 39.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
40. 40.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False

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