App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 450 · 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 part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Edit photo”
   2. tap Back
   3. open “Edit photo”
   How many times must you tap Back to reach the main screen of this tab?
3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) nowhere (d) inside a button
4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. tap the Chat tab
   2. open “Badges”
   3. open “Map”
   How many times must you tap Back to reach the main screen of this tab?
5. 5.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Badges”
   2. open “Video”
   3. tap Back
   Which screen are you on now? (a) Home (b) Badges (c) Search (d) Video
7. 7.Which of these is true of a menu button? (a) opens a list of pages (b) shows 3 to 5 icons (c) sits at the bottom (d) switches main sections
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Video”
   2. open “Friend list”
   3. open “Edit photo”
   4. open “Edit photo”
   5. tap the Search tab
   Which screen are you on now? (a) Video (b) Edit photo (c) Friend list (d) Search
9. 9.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) sits at the bottom (d) goes to the last screen
10. 10.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) shows 3 to 5 icons (d) undoes one move
11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Map”
    4. open “Score card”
    5. open “Match report”
    Which screen are you on now? (a) Map (b) Help page (c) Match report (d) Score card
12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    4. open “Video”
    Which screen are you on now? (a) Friend list (b) Feed (c) Video (d) Help page
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Friend list”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
14. 14.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
15. 15.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) switches main sections
16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Video”
    4. tap Back
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
18. 18.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Match report”
    5. tap the Home tab
    Which screen are you on now? (a) Search (b) Score card (c) Match report (d) Home
20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap the Lessons tab
    Which screen are you on now? (a) Map (b) Quiz (c) Me (d) Lessons
21. 21.Which of these is true of a menu button? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) sits at the bottom
22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. tap the Lessons tab
    Which screen are you on now? (a) Lessons (b) Friend list (c) Quiz (d) Me
23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Home tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now? (a) Friend list (b) Feed (c) Chat (d) Match report
25. 25.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Edit photo”
    Which screen are you on now? (a) Edit photo (b) Profile (c) Search (d) Home
27. 27.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) opens a list of pages
28. 28.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. open “Help page”
    4. tap the Quiz tab
    Which screen are you on now? (a) Video (b) Quiz (c) Lessons (d) Help page
31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
32. 32.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now? (a) Lessons (b) Match report (c) Edit photo (d) Score card
34. 34.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) sits at the bottom (d) undoes one move
35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Help page”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. tap the Home tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Score card”
    4. tap Back
    5. open “Edit photo”
    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. tap the Lessons tab
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Edit photo”
    5. open “Badges”
    Which screen are you on now? (a) Quiz (b) Edit photo (c) Badges (d) Lessons
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Settings tab
    4. tap the Feed tab
    Which screen are you on now? (a) Feed (b) Chat (c) Settings (d) Video

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