App Dev Worksheet: Accessibility

App development lesson 13: Accessibility · Set 681 · 40 questions

Developer's tip (Design for everyone): Our rule: text is at least 16 px; every icon has a text label for screen readers. Add captions to videos; never use colour as the only clue. Big touch targets and strong contrast help everyone.

1. 1.🔍 Which is the odd one out? (a) text that can grow (b) tiny tap areas (c) icons with no labels (d) colour as the only clue
2. 2.♿ Does this help everyone, or make the app harder to use: labels on every icon? (a) makes it harder (b) helps everyone
3. 3.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Caption: 11 px
   Body text: 10 px
   Footer: 19 px
   Title: 21 px
   Menu: 10 px
4. 4.🔍 Which is the odd one out? (a) colour as the only clue (b) labels on every icon (c) text that can grow (d) captions on videos
5. 5.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Title: 13 px
   Menu: 23 px
   Footer: 19 px
   Body text: 19 px
6. 6.True or false: “captions on videos” makes the app harder to use. (a) False (b) True
7. 7.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Caption: 23 px
   Body text: 15 px
   Label: 24 px
   Title: 18 px
   Menu: 21 px
8. 8.♿ Does this help everyone, or make the app harder to use: big touch targets? (a) makes it harder (b) helps everyone
9. 9.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
   Body text: 26 px
   Title: 22 px
   Footer: 12 px
   Hint: 26 px
   Label: 28 px (a) Footer (b) Body text (c) Title (d) Hint
10. 10.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Label: 24 px
    Title: 16 px
    Hint: 17 px
    Menu: 24 px
    Footer: 13 px
11. 11.Which of these makes the app harder to use? (a) labels on every icon (b) sudden loud sounds (c) strong colour contrast (d) big touch targets
12. 12.Which of these makes the app harder to use? (a) text that can grow (b) labels on every icon (c) colour as the only clue (d) big touch targets
13. 13.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
14. 14.🔍 Which is the odd one out? (a) tiny tap areas (b) big touch targets (c) labels on every icon (d) strong colour contrast
15. 15.Which of these helps everyone use the app? (a) captions on videos (b) fast-flashing lights (c) tiny tap areas (d) colour as the only clue
16. 16.♿ A screen has 7 icon buttons. Only 3 of them have a text label for screen readers. How many still need a label?
17. 17.♿ Does this help everyone, or make the app harder to use: text that can grow? (a) helps everyone (b) makes it harder
18. 18.♿ Accessibility means an app works for ___. (a) nobody (b) only the coder (c) everyone (d) only experts
19. 19.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 20 px
    Menu: 19 px
    Caption: 24 px
    Hint: 9 px (a) Title (b) Hint (c) Menu (d) Caption
20. 20.♿ A screen has 9 icon buttons. Only 5 of them have a text label for screen readers. How many still need a label?
21. 21.True or false: “colour as the only clue” makes the app harder to use. (a) True (b) False
22. 22.True or false: “text that can grow” helps everyone use the app. (a) True (b) False
23. 23.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 9 px
    Menu: 17 px
    Hint: 25 px
    Footer: 21 px (a) Menu (b) Footer (c) Hint (d) Title
24. 24.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Footer: 27 px
    Menu: 10 px
    Body text: 22 px (a) Menu (b) Footer (c) Body text
25. 25.♿ Why add captions to videos? (a) to hide the sound (b) so anyone can follow (c) to add colour (d) to slow them down
26. 26.♿ Does this help everyone, or make the app harder to use: tiny tap areas? (a) helps everyone (b) makes it harder
27. 27.♿ A screen has 10 icon buttons. Only 5 of them have a text label for screen readers. How many still need a label?
28. 28.♿ A screen has 7 icon buttons. Only 2 of them have a text label for screen readers. How many still need a label?
29. 29.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Title: 18 px
    Body text: 23 px
    Hint: 21 px
    Footer: 16 px
    Caption: 15 px
30. 30.Which of these helps everyone use the app? (a) icons with no labels (b) strong colour contrast (c) sudden loud sounds (d) fast-flashing lights
31. 31.♿ A screen has 9 icon buttons. Only 1 of them have a text label for screen readers. How many still need a label?
32. 32.♿ Does this help everyone, or make the app harder to use: fast-flashing lights? (a) makes it harder (b) helps everyone
33. 33.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 12 px
    Footer: 16 px
    Label: 21 px (a) Body text (b) Footer (c) Label
34. 34.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Footer: 15 px
    Hint: 15 px
    Label: 18 px
35. 35.True or false: “sudden loud sounds” makes the app harder to use. (a) False (b) True
36. 36.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Footer: 21 px
    Caption: 23 px
    Title: 26 px
    Hint: 9 px (a) Caption (b) Footer (c) Hint (d) Title
37. 37.Which of these makes the app harder to use? (a) big touch targets (b) icons with no labels (c) text that can grow (d) captions on videos
38. 38.Which of these makes the app harder to use? (a) captions on videos (b) tiny tap areas (c) labels on every icon (d) big touch targets
39. 39.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 9 px
    Menu: 20 px
    Title: 18 px (a) Menu (b) Body text (c) Title
40. 40.True or false: “strong colour contrast” makes the app harder to use. (a) True (b) False

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