App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 484 · 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 Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Lessons tab
   2. open “Map”
   3. open “Match report”
   Which screen are you on now? (a) Match report (b) Quiz (c) Map (d) Lessons
2. 2.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
3. 3.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
4. 4.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) sits at the bottom
5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Match report”
   2. open “Friend list”
   3. tap Back
   Which screen are you on now? (a) Friend list (b) Home (c) Search (d) Match report
6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Score card”
   2. tap Back
   3. open “Badges”
   4. tap Back
   How many times must you tap Back to reach the main screen of this tab?
7. 7.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) undoes one move (d) sits at the bottom
8. 8.🧭 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
9. 9.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) hides extra links (d) undoes one move
10. 10.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
12. 12.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. open “Video”
    Which screen are you on now? (a) Home (b) Video (c) Score card (d) Edit photo
14. 14.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) switches main sections (d) goes to the last screen
15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. open “Video”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
16. 16.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) undoes one move (d) opens a list of pages
17. 17.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Map”
    4. tap Back
    Which screen are you on now? (a) Edit photo (b) Map (c) Feed (d) Video
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
20. 20.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen
21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
22. 22.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. tap the Quiz tab
    4. open “Score card”
    5. open “Help page”
    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 “Help page”
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now? (a) Help page (b) Edit photo (c) Search (d) Home
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. open “Match report”
    4. tap the Lessons tab
    Which screen are you on now? (a) Help page (b) Match report (c) Lessons (d) Video
28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Search tab
    3. open “Score card”
    Which screen are you on now? (a) Score card (b) Search (c) Friend list (d) Home
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    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?
30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. open “Map”
    4. tap the Me tab
    5. open “Match report”
    Which screen are you on now? (a) Help page (b) Map (c) Match report (d) Lessons
31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. tap Back
    Which screen are you on now? (a) Video (b) Settings (c) Chat (d) Feed
32. 32.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Quiz tab
    4. open “Edit photo”
    Which screen are you on now? (a) Lessons (b) Quiz (c) Match report (d) Edit photo
34. 34.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 20 (d) 10 to 12
35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. tap the Quiz tab
    4. open “Score card”
    5. tap the Lessons tab
    Which screen are you on now? (a) Score card (b) Lessons (c) Quiz (d) Edit photo
36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap the Search tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Video”
    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 “Help page”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
39. 39.🧭 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. tap the Home tab
    Which screen are you on now? (a) Profile (b) Match report (c) Search (d) Home
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Edit photo”
    4. tap the Feed tab
    Which screen are you on now? (a) Edit photo (b) Settings (c) Feed (d) Chat

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