App Dev Worksheet: Accessibility

App development lesson 13: Accessibility · Set 319 · 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.♿ Does this help everyone, or make the app harder to use: captions on videos? (a) makes it harder (b) helps everyone
2. 2.🔍 Which is the odd one out? (a) strong colour contrast (b) tiny tap areas (c) captions on videos (d) text that can grow
3. 3.Which of these makes the app harder to use? (a) big touch targets (b) text that can grow (c) sudden loud sounds (d) captions on videos
4. 4.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
5. 5.Which of these helps everyone use the app? (a) colour as the only clue (b) icons with no labels (c) sudden loud sounds (d) strong colour contrast
6. 6.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Label: 23 px
   Body text: 12 px
   Caption: 22 px
   Footer: 24 px
   Menu: 14 px
7. 7.♿ Does this help everyone, or make the app harder to use: big touch targets? (a) makes it harder (b) helps everyone
8. 8.♿ A screen has 5 icon buttons. Only 3 of them have a text label for screen readers. How many still need a label?
9. 9.♿ Does this help everyone, or make the app harder to use: sudden loud sounds? (a) helps everyone (b) makes it harder
10. 10.Which of these helps everyone use the app? (a) captions on videos (b) tiny tap areas (c) colour as the only clue (d) icons with no labels
11. 11.Which of these makes the app harder to use? (a) captions on videos (b) tiny tap areas (c) big touch targets (d) labels on every icon
12. 12.♿ A screen has 9 icon buttons. Only 6 of them have a text label for screen readers. How many still need a label?
13. 13.🔍 Which is the odd one out? (a) fast-flashing lights (b) sudden loud sounds (c) labels on every icon (d) colour as the only clue
14. 14.♿ A screen has 7 icon buttons. Only 3 of them have a text label for screen readers. How many still need a label?
15. 15.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 13 px
    Footer: 24 px
    Body text: 18 px (a) Footer (b) Body text (c) Title
16. 16.♿ Does this help everyone, or make the app harder to use: tiny tap areas? (a) makes it harder (b) helps everyone
17. 17.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Body text: 20 px
    Hint: 21 px
    Footer: 11 px
18. 18.♿ Does this help everyone, or make the app harder to use: text that can grow? (a) helps everyone (b) makes it harder
19. 19.♿ A screen has 12 icon buttons. Only 11 of them have a text label for screen readers. How many still need a label?
20. 20.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Body text: 13 px
    Menu: 16 px
    Hint: 11 px
21. 21.🔍 Which is the odd one out? (a) captions on videos (b) fast-flashing lights (c) text that can grow (d) labels on every icon
22. 22.♿ A screen has 12 icon buttons. Only 10 of them have a text label for screen readers. How many still need a label?
23. 23.♿ What does a screen reader do? (a) makes text tiny (b) takes photos (c) plays music (d) reads the screen aloud
24. 24.Which of these helps everyone use the app? (a) fast-flashing lights (b) sudden loud sounds (c) labels on every icon (d) icons with no labels
25. 25.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 19 px
    Menu: 26 px
    Label: 9 px
    Title: 27 px
    Hint: 21 px (a) Menu (b) Body text (c) Title (d) Label
26. 26.♿ Does this help everyone, or make the app harder to use: strong colour contrast? (a) makes it harder (b) helps everyone
27. 27.Which of these makes the app harder to use? (a) text that can grow (b) strong colour contrast (c) colour as the only clue (d) big touch targets
28. 28.♿ Why add captions to videos? (a) to hide the sound (b) to add colour (c) so anyone can follow (d) to slow them down
29. 29.🔍 Which is the odd one out? (a) fast-flashing lights (b) tiny tap areas (c) colour as the only clue (d) strong colour contrast
30. 30.True or false: “captions on videos” helps everyone use the app. (a) False (b) True
31. 31.🔍 Which is the odd one out? (a) labels on every icon (b) text that can grow (c) sudden loud sounds (d) big touch targets
32. 32.♿ What should every icon-only button have for screen readers? (a) a long animation (b) a bright colour (c) a sound (d) a text label
33. 33.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Hint: 20 px
    Footer: 10 px
    Label: 12 px
34. 34.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Hint: 15 px
    Caption: 17 px
    Body text: 21 px
    Title: 23 px
    Menu: 19 px
35. 35.♿ Accessibility means an app works for ___. (a) nobody (b) only the coder (c) everyone (d) only experts
36. 36.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 20 px
    Footer: 24 px
    Hint: 17 px
    Caption: 12 px (a) Footer (b) Hint (c) Caption (d) Body text
37. 37.♿ A screen has 10 icon buttons. Only 2 of them have a text label for screen readers. How many still need a label?
38. 38.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 12 px
    Label: 24 px
    Menu: 23 px (a) Title (b) Label (c) Menu
39. 39.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 25 px
    Body text: 10 px
    Hint: 27 px
    Footer: 20 px (a) Hint (b) Body text (c) Title (d) Footer
40. 40.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 13 px
    Caption: 24 px
    Label: 22 px
    Menu: 26 px (a) Caption (b) Body text (c) Label (d) Menu

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