App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 674 · 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.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) deletes the page (d) opens settings
2. 2.Which of these is true of the back button? (a) opens a list of pages (b) switches main sections (c) undoes one move (d) sits at the bottom
3. 3.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Video”
   2. open “Help page”
   3. open “Help page”
   4. open “Score card”
   5. tap Back
   How many times must you tap Back to reach the main screen of this tab?
5. 5.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
6. 6.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
7. 7.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Profile tab
   2. open “Score card”
   3. open “Edit photo”
   4. tap Back
   How many times must you tap Back to reach the main screen of this tab?
9. 9.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. open “Badges”
    4. tap the Chat tab
    Which screen are you on now? (a) Badges (b) Feed (c) Chat (d) Score card
11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. tap the Me tab
    Which screen are you on now? (a) Match report (b) Lessons (c) Friend list (d) Me
12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. open “Badges”
    4. tap the Chat tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
13. 13.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now? (a) Map (b) Profile (c) Home (d) Search
15. 15.Which of these is true of a menu button? (a) goes to the last screen (b) sits at the bottom (c) shows 3 to 5 icons (d) hides extra links
16. 16.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
17. 17.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Video”
    3. open “Edit photo”
    4. open “Badges”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    Which screen are you on now? (a) Edit photo (b) Feed (c) Video (d) Chat
22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Match report”
    4. tap the Home tab
    Which screen are you on now? (a) Home (b) Profile (c) Search (d) Match report
23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. open “Match report”
    Which screen are you on now? (a) Chat (b) Edit photo (c) Match report (d) Feed
24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Settings tab
    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 “Friend list”
    2. tap the Profile tab
    3. open “Match report”
    Which screen are you on now? (a) Search (b) Friend list (c) Home (d) Match report
27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Edit photo”
    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 “Map”
    2. open “Edit photo”
    3. tap Back
    4. tap the Chat tab
    Which screen are you on now? (a) Map (b) Feed (c) Chat (d) Edit photo
29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
30. 30.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
31. 31.Which of these is true of the back button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) hides extra links
32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Map”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now? (a) Chat (b) Map (c) Settings (d) Feed
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Score card”
    Which screen are you on now? (a) Score card (b) Home (c) Profile (d) Search
34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    Which screen are you on now? (a) Help page (b) Chat (c) Feed (d) Badges
35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Video”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
36. 36.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) goes to the last screen (d) opens a list of pages
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Badges”
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
38. 38.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. open “Friend list”
    4. tap Back
    Which screen are you on now? (a) Friend list (b) Quiz (c) Lessons (d) Help page
40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. open “Match report”
    Which screen are you on now? (a) Search (b) Match report (c) Home (d) Profile

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