Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 445 · 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) True (b) False
2. 2.🌗 Is white on dark blue easy or hard to read? (a) hard to read (b) easy to read
3. 3.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) helps everyone (b) makes it harder
4. 4.♿ Which link text is clearest? (a) click here (b) link (c) Read the fruit facts (d) here
5. 5.♿ Who uses a screen reader? (a) only coders (b) only teachers (c) people who are blind (d) only robots
6. 6.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
7. 7.🌗 Is pink on red easy or hard to read? (a) hard to read (b) easy to read
8. 8.Which colour pair is easy to read? (a) pink on red (b) light grey on white (c) white on black (d) yellow on white
9. 9.♿ Is this heading order correct (no level skipped)?
   <h1> → <h2> → <h3> → <h2> (a) No (b) Yes
10. 10.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h6> (d) <h5>
11. 11.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h3> (a) Yes (b) No
12. 12.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
13. 13.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h3> (a) Yes (b) No
14. 14.♿ What does good colour contrast mean? (a) many bright colours (b) only red text (c) text stands out clearly (d) no colours at all
15. 15.True or false: “label every form box” makes the page harder to use. (a) True (b) False
16. 16.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h2> (a) No (b) Yes
17. 17.Which colour pair is hard to read? (a) dark grey on white (b) yellow on white (c) black on white (d) white on black
18. 18.Which colour pair is hard to read? (a) white on dark blue (b) black on white (c) dark grey on white (d) blue on purple
19. 19.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h2> (b) <h3> (c) <h6> (d) <h4>
20. 20.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) makes it harder (b) helps everyone
21. 21.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
22. 22.Which colour pair is easy to read? (a) blue on purple (b) light grey on white (c) red on green (d) black on white
23. 23.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
24. 24.🌗 Is dark grey on white easy or hard to read? (a) easy to read (b) hard to read
25. 25.True or false: “use big enough text” helps everyone use the page. (a) False (b) True
26. 26.True or false: “label every form box” helps everyone use the page. (a) True (b) False
27. 27.True or false: “use headings in order” helps everyone use the page. (a) True (b) False
28. 28.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2> (a) No (b) Yes
29. 29.🌗 Is black on white easy or hard to read? (a) easy to read (b) hard to read
30. 30.True or false: “write clear link text” helps everyone use the page. (a) False (b) True
31. 31.True or false: “write clear link text” makes the page harder to use. (a) True (b) False
32. 32.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h3> → <h4> (a) Yes (b) No
33. 33.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) helps everyone (b) makes it harder
34. 34.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
35. 35.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h5> (a) Yes (b) No
36. 36.♿ Does this help everyone, or make the page harder to use: use big enough text? (a) helps everyone (b) makes it harder
37. 37.True or false: “colour as the only clue” helps everyone use the page. (a) True (b) False
38. 38.True or false: “use big enough text” makes the page harder to use. (a) False (b) True
39. 39.Which colour pair is easy to read? (a) pink on red (b) white on dark blue (c) red on green (d) blue on purple
40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4> (a) Yes (b) No

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