Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 606 · 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: “skipping heading levels” helps everyone use the page. (a) False (b) True
2. 2.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
3. 3.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
4. 4.Which colour pair is easy to read? (a) white on black (b) pink on red (c) red on green (d) blue on purple
5. 5.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
6. 6.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
7. 7.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
8. 8.♿ Is this heading order correct (no level skipped)?
   <h1> → <h1> → <h1> → <h2> (a) No (b) Yes
9. 9.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
10. 10.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h2> → <h2> (a) Yes (b) No
11. 11.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) makes it harder (b) helps everyone
12. 12.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
13. 13.♿ A part of the page is under a <h3> heading. Which tag should its sub-heading use? (a) <h4> (b) <h2> (c) <h1> (d) <h3>
14. 14.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
15. 15.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h1>
16. 16.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h3> (c) <h6> (d) <h4>
17. 17.True or false: “link text “click here”” makes the page harder to use. (a) True (b) False
18. 18.True or false: “images with no alt” makes the page harder to use. (a) False (b) True
19. 19.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
20. 20.♿ Which link text is clearest? (a) click here (b) here (c) link (d) Read the fruit facts
21. 21.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
22. 22.Which colour pair is easy to read? (a) light grey on white (b) red on green (c) dark grey on white (d) pink on red
23. 23.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
24. 24.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h6> (b) <h3> (c) <h4> (d) <h1>
25. 25.Which colour pair is easy to read? (a) light grey on white (b) blue on purple (c) yellow on black (d) yellow on white
26. 26.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
27. 27.♿ What does good colour contrast mean? (a) only red text (b) text stands out clearly (c) many bright colours (d) no colours at all
28. 28.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
29. 29.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3> (a) Yes (b) No
30. 30.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
31. 31.True or false: “add alt text to images” makes the page harder to use. (a) True (b) False
32. 32.Which colour pair is hard to read? (a) black on white (b) red on green (c) dark grey on white (d) yellow on black
33. 33.Which colour pair is hard to read? (a) white on dark blue (b) light grey on white (c) yellow on black (d) white on black
34. 34.Which colour pair is hard to read? (a) white on dark blue (b) blue on purple (c) dark grey on white (d) white on black
35. 35.Which colour pair is easy to read? (a) white on dark blue (b) yellow on white (c) red on green (d) blue on purple
36. 36.♿ Who uses a screen reader? (a) people who are blind (b) only coders (c) only teachers (d) only robots
37. 37.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h1> (b) <h4> (c) <h3> (d) <h2>
38. 38.🌗 Is pink on red easy or hard to read? (a) easy to read (b) hard to read
39. 39.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3> (a) Yes (b) No
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h3> → <h4> (a) No (b) Yes

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