App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 473 · 40 questions

Developer's tip (Stack of screens): Open a screen → it goes on top of the stack. Back → the top screen closes; you see the one underneath. Tap a tab → you jump to that tab’s main screen. Backs needed to get home = screens on the stack − 1.

1. 1.Which of these is true of a tab bar? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
2. 2.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) sits at the bottom (d) undoes one move
3. 3.Which of these is true of a menu button? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) undoes one move
4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Friend list”
   2. open “Video”
   3. tap Back
   4. tap the Settings tab
   5. open “Edit photo”
   Which screen are you on now? (a) Edit photo (b) Video (c) Friend list (d) Feed
5. 5.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Search tab
   2. tap the Search tab
   3. tap the Profile tab
   How many times must you tap Back to reach the main screen of this tab?
7. 7.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. tap the Chat tab
   2. open “Friend list”
   3. open “Match report”
   Which screen are you on now? (a) Friend list (b) Match report (c) Chat (d) Feed
9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Profile tab
   2. tap the Profile tab
   3. open “Friend list”
   How many times must you tap Back to reach the main screen of this tab?
10. 10.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Profile tab
    Which screen are you on now? (a) Home (b) Search (c) Profile
13. 13.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) hides extra links
14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now? (a) Home (b) Profile (c) Edit photo (d) Search
16. 16.Which of these is true of a menu button? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) switches main sections
17. 17.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) that tab’s main screen (d) a random page
18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    Which screen are you on now? (a) Search (b) Home (c) Score card (d) Badges
19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Help page”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Video”
    4. open “Score card”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
22. 22.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) goes to the last screen (d) deletes the page
23. 23.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
25. 25.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
26. 26.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) to use more battery (d) so users do not get lost
27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now? (a) Home (b) Profile (c) Search
29. 29.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. open “Friend list”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
34. 34.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. tap Back
    Which screen are you on now? (a) Feed (b) Video (c) Chat (d) Score card
36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Score card”
    4. open “Map”
    5. tap the Feed tab
    Which screen are you on now? (a) Map (b) Score card (c) Chat (d) Feed
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now? (a) Lessons (b) Map (c) Badges (d) Me
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

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