App Dev Worksheet: Accessibility

App development lesson 13: Accessibility · Set 692 · 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) tiny tap areas (b) labels on every icon (c) strong colour contrast (d) captions on videos
2. 2.🔍 Which is the odd one out? (a) labels on every icon (b) tiny tap areas (c) icons with no labels (d) colour as the only clue
3. 3.🔍 Which is the odd one out? (a) sudden loud sounds (b) big touch targets (c) text that can grow (d) strong colour contrast
4. 4.Which of these helps everyone use the app? (a) icons with no labels (b) tiny tap areas (c) colour as the only clue (d) labels on every icon
5. 5.♿ A screen has 5 icon buttons. Only 3 of them have a text label for screen readers. How many still need a label?
6. 6.True or false: “strong colour contrast” makes the app harder to use. (a) True (b) False
7. 7.♿ Does this help everyone, or make the app harder to use: fast-flashing lights? (a) makes it harder (b) helps everyone
8. 8.♿ Does this help everyone, or make the app harder to use: strong colour contrast? (a) helps everyone (b) makes it harder
9. 9.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Hint: 18 px
   Label: 19 px
   Caption: 24 px
   Title: 15 px
10. 10.♿ What does a screen reader do? (a) plays music (b) reads the screen aloud (c) takes photos (d) makes text tiny
11. 11.🔍 Which is the odd one out? (a) fast-flashing lights (b) text that can grow (c) icons with no labels (d) sudden loud sounds
12. 12.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Hint: 19 px
    Body text: 18 px
    Label: 20 px
    Title: 25 px
    Menu: 9 px (a) Hint (b) Body text (c) Label (d) Menu
13. 13.♿ Does this help everyone, or make the app harder to use: text that can grow? (a) helps everyone (b) makes it harder
14. 14.Which of these helps everyone use the app? (a) fast-flashing lights (b) tiny tap areas (c) icons with no labels (d) captions on videos
15. 15.Which of these helps everyone use the app? (a) tiny tap areas (b) icons with no labels (c) strong colour contrast (d) colour as the only clue
16. 16.♿ Does this help everyone, or make the app harder to use: sudden loud sounds? (a) helps everyone (b) makes it harder
17. 17.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 11 px
    Caption: 25 px
    Label: 28 px (a) Label (b) Body text (c) Caption
18. 18.♿ Accessibility means an app works for ___. (a) only experts (b) only the coder (c) nobody (d) everyone
19. 19.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Title: 27 px
    Footer: 9 px
    Body text: 23 px
    Hint: 26 px (a) Hint (b) Footer (c) Body text (d) Title
20. 20.🔍 Which is the odd one out? (a) captions on videos (b) text that can grow (c) icons with no labels (d) labels on every icon
21. 21.♿ Does this help everyone, or make the app harder to use: labels on every icon? (a) makes it harder (b) helps everyone
22. 22.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Footer: 16 px
    Label: 16 px
    Menu: 13 px
    Title: 21 px
    Caption: 17 px (a) Label (b) Menu (c) Footer (d) Title
23. 23.🔍 Which is the odd one out? (a) tiny tap areas (b) colour as the only clue (c) strong colour contrast (d) fast-flashing lights
24. 24.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Caption: 13 px
    Hint: 21 px
    Footer: 26 px
    Title: 20 px
    Label: 20 px (a) Title (b) Footer (c) Caption (d) Hint
25. 25.Which of these makes the app harder to use? (a) big touch targets (b) labels on every icon (c) sudden loud sounds (d) strong colour contrast
26. 26.True or false: “text that can grow” makes the app harder to use. (a) True (b) False
27. 27.♿ Does this help everyone, or make the app harder to use: big touch targets? (a) helps everyone (b) makes it harder
28. 28.Which of these makes the app harder to use? (a) captions on videos (b) text that can grow (c) labels on every icon (d) tiny tap areas
29. 29.♿ A screen has 12 icon buttons. Only 6 of them have a text label for screen readers. How many still need a label?
30. 30.Which of these helps everyone use the app? (a) tiny tap areas (b) fast-flashing lights (c) text that can grow (d) colour as the only clue
31. 31.🔍 Which is the odd one out? (a) icons with no labels (b) big touch targets (c) tiny tap areas (d) sudden loud sounds
32. 32.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Hint: 12 px
    Caption: 12 px
    Title: 21 px
    Body text: 20 px
    Label: 13 px
33. 33.True or false: “tiny tap areas” helps everyone use the app. (a) True (b) False
34. 34.True or false: “captions on videos” helps everyone use the app. (a) True (b) False
35. 35.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Hint: 10 px
    Title: 25 px
    Menu: 24 px
    Label: 18 px (a) Label (b) Menu (c) Title (d) Hint
36. 36.True or false: “captions on videos” makes the app harder to use. (a) True (b) False
37. 37.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Body text: 12 px
    Menu: 23 px
    Footer: 26 px
    Hint: 28 px (a) Hint (b) Footer (c) Menu (d) Body text
38. 38.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Body text: 14 px
    Hint: 21 px
    Title: 17 px
39. 39.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
40. 40.♿ Why add captions to videos? (a) to hide the sound (b) to slow them down (c) to add colour (d) so anyone can follow

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