App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 517 · 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 Home, Search, Profile. You start on Home, then:
   1. open “Score card”
   2. open “Friend list”
   3. tap Back
   4. tap the Profile tab
   Which screen are you on now? (a) Profile (b) Score card (c) Friend list (d) Home
2. 2.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 20 (d) 3 to 5
3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Help page”
   2. tap the Me tab
   3. open “Match report”
   Which screen are you on now? (a) Help page (b) Lessons (c) Quiz (d) Match report
4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. tap the Settings tab
   2. tap the Feed tab
   3. open “Badges”
   4. tap the Feed tab
   Which screen are you on now? (a) Chat (b) Settings (c) Badges (d) Feed
5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Match report”
   2. tap Back
   3. open “Map”
   4. tap the Lessons tab
   How many times must you tap Back to reach the main screen of this tab?
6. 6.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
7. 7.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Profile tab
   2. tap the Home tab
   3. open “Match report”
   Which screen are you on now? (a) Home (b) Match report (c) Profile (d) Search
9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Map”
   2. open “Help page”
   3. tap Back
   4. tap the Feed tab
   How many times must you tap Back to reach the main screen of this tab?
10. 10.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) undoes one move
11. 11.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) closes all apps (d) deletes the page
12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    Which screen are you on now? (a) Map (b) Chat (c) Feed (d) Settings
13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Lessons tab
    3. open “Badges”
    4. open “Edit photo”
    Which screen are you on now? (a) Map (b) Badges (c) Lessons (d) Edit photo
14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. tap Back
    4. open “Match report”
    5. open “Match report”
    Which screen are you on now? (a) Chat (b) Video (c) Match report (d) Feed
15. 15.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) a random page (c) the phone settings (d) that tab’s main screen
16. 16.Which of these is true of a menu button? (a) hides extra links (b) shows 3 to 5 icons (c) switches main sections (d) sits at the bottom
17. 17.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
18. 18.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap the Search tab
    Which screen are you on now? (a) Help page (b) Edit photo (c) Search (d) Home
20. 20.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
21. 21.Which of these is true of the back button? (a) shows 3 to 5 icons (b) sits at the bottom (c) undoes one move (d) opens a list of pages
22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Score card”
    Which screen are you on now? (a) Edit photo (b) Score card (c) Feed (d) Chat
23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Video”
    3. tap Back
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now? (a) Score card (b) Video (c) Lessons (d) Quiz
24. 24.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
26. 26.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
30. 30.Which of these is true of a menu button? (a) opens a list of pages (b) switches main sections (c) shows 3 to 5 icons (d) sits at the bottom
31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    4. open “Video”
    5. tap the Home tab
    Which screen are you on now? (a) Search (b) Video (c) Match report (d) Home
32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. open “Friend list”
    Which screen are you on now? (a) Friend list (b) Home (c) Map (d) Search
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now? (a) Search (b) Friend list (c) Profile (d) Home
34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Match report”
    4. tap the Settings tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. open “Friend list”
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
36. 36.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Score card”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
38. 38.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) sits at the bottom (d) switches main sections
39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Match report”
    Which screen are you on now? (a) Feed (b) Map (c) Match report (d) Chat
40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?

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