App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 163 · 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.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Edit photo”
   2. tap the Chat tab
   3. open “Video”
   4. tap the Settings tab
   Which screen are you on now? (a) Edit photo (b) Feed (c) Video (d) Settings
2. 2.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) inside a button (d) at the bottom
4. 4.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Map”
   2. tap the Profile tab
   3. tap the Search tab
   How many times must you tap Back to reach the main screen of this tab?
6. 6.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) undoes one move (d) shows 3 to 5 icons
7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Match report”
   2. open “Map”
   3. open “Map”
   Which screen are you on now? (a) Match report (b) Feed (c) Chat (d) Map
8. 8.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 10 to 12 (d) 3 to 5
9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Help page”
   2. open “Help page”
   3. open “Friend list”
   Which screen are you on now? (a) Help page (b) Feed (c) Chat (d) Friend list
10. 10.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) a random page (d) the phone settings
11. 11.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Edit photo”
    3. open “Map”
    4. tap Back
    5. tap the Quiz tab
    Which screen are you on now? (a) Edit photo (b) Quiz (c) Lessons (d) Map
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
14. 14.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
15. 15.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) goes to the last screen (d) sits at the bottom
16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Video”
    4. tap Back
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
17. 17.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
20. 20.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) undoes one move (d) opens a list of pages
21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. tap the Search tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now? (a) Profile (b) Match report (c) Search (d) Home
22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Friend list”
    4. tap the Chat tab
    Which screen are you on now? (a) Help page (b) Friend list (c) Chat (d) Feed
23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Friend list”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. tap the Profile tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Profile tab
    Which screen are you on now? (a) Map (b) Badges (c) Home (d) Profile
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    4. open “Map”
    Which screen are you on now? (a) Video (b) Badges (c) Map (d) Lessons
28. 28.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) hides extra links (d) switches main sections
29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Map”
    4. open “Help page”
    Which screen are you on now? (a) Map (b) Feed (c) Chat (d) Help page
31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap the Home tab
    Which screen are you on now? (a) Profile (b) Search (c) Map (d) Home
32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Match report”
    Which screen are you on now? (a) Match report (b) Edit photo (c) Feed (d) Chat
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap the Feed tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. tap the Quiz tab
    Which screen are you on now? (a) Quiz (b) Match report (c) Lessons (d) Map
37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
38. 38.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
39. 39.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) goes to the last screen (d) shows 3 to 5 icons
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?

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