App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 132 · 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 shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
2. 2.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) to look busy (d) so users do not get lost
3. 3.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
4. 4.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) goes to the last screen (d) opens a list of pages
5. 5.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 20 (c) 3 to 5 (d) 10 to 12
6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Help page”
   2. tap the Home tab
   3. open “Edit photo”
   How many times must you tap Back to reach the main screen of this tab?
7. 7.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Video”
   2. open “Map”
   3. open “Score card”
   4. tap the Home tab
   How many times must you tap Back to reach the main screen of this tab?
9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Video”
   2. tap the Feed tab
   3. open “Help page”
   4. open “Video”
   How many times must you tap Back to reach the main screen of this tab?
10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Search tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now? (a) Home (b) Search (c) Score card (d) Friend list
11. 11.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
14. 14.Which of these is true of a menu button? (a) undoes one move (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. open “Score card”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
16. 16.Which of these is true of a tab bar? (a) opens a list of pages (b) switches main sections (c) hides extra links (d) goes to the last screen
17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Score card”
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. tap the Home tab
    4. tap the Home tab
    5. open “Match report”
    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 “Friend list”
    2. open “Friend list”
    3. open “Edit photo”
    4. open “Help page”
    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) hides extra links (b) shows 3 to 5 icons (c) goes to the last screen (d) sits at the bottom
21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap Back
    4. open “Badges”
    5. tap Back
    Which screen are you on now? (a) Lessons (b) Badges (c) Quiz (d) Score card
22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Home tab
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
23. 23.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Badges”
    3. tap Back
    4. tap the Home tab
    5. open “Video”
    Which screen are you on now? (a) Video (b) Map (c) Home (d) Badges
25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Score card”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now? (a) Lessons (b) Quiz (c) Edit photo (d) Score card
26. 26.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) closes all apps (d) deletes the page
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. tap the Me tab
    Which screen are you on now? (a) Match report (b) Lessons (c) Quiz (d) Me
28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. open “Map”
    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 “Map”
    2. tap Back
    3. tap the Profile tab
    4. open “Map”
    Which screen are you on now? (a) Profile (b) Map (c) Search (d) Home
30. 30.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
31. 31.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Video”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. tap the Me tab
    5. tap the Quiz tab
    Which screen are you on now? (a) Quiz (b) Match report (c) Lessons (d) Me
34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Edit photo”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
36. 36.🧭 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
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap Back
    4. tap Back
    Which screen are you on now? (a) Badges (b) Search (c) Home (d) Video
38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap the Home tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
39. 39.🧭 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
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Feed tab
    Which screen are you on now? (a) Chat (b) Feed (c) Score card (d) Settings

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students