App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 842 · 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.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) so users do not get lost (d) to use more battery
2. 2.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
3. 3.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) switches main sections (d) sits at the bottom
4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Badges”
   2. tap Back
   3. tap the Lessons tab
   4. open “Friend list”
   5. open “Badges”
   Which screen are you on now? (a) Lessons (b) Quiz (c) Badges (d) Friend list
5. 5.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Friend list”
   2. tap Back
   3. open “Video”
   4. open “Help page”
   5. tap the Me tab
   Which screen are you on now? (a) Help page (b) Friend list (c) Video (d) Me
7. 7.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) a random page (d) the last app used
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Score card”
   2. tap Back
   3. tap the Search tab
   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 tab bar (c) a menu button
10. 10.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
11. 11.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) switches main sections (d) undoes one move
12. 12.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
13. 13.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Score card”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap Back
    4. open “Badges”
    Which screen are you on now? (a) Video (b) Home (c) Edit photo (d) Badges
18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Score card”
    3. tap the Me tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Map”
    4. open “Video”
    5. tap the Search tab
    Which screen are you on now? (a) Map (b) Search (c) Video (d) Home
20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Friend list”
    Which screen are you on now? (a) Lessons (b) Friend list (c) Match report (d) Quiz
21. 21.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) hides extra links (d) switches main sections
22. 22.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) hides extra links (d) goes to the last screen
23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Profile tab
    Which screen are you on now? (a) Match report (b) Search (c) Profile (d) Home
24. 24.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) opens settings (d) deletes the page
25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    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 “Match report”
    2. open “Edit photo”
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Match report”
    4. tap Back
    Which screen are you on now? (a) Home (b) Profile (c) Match report (d) Search
28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Map”
    4. tap Back
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Settings tab
    Which screen are you on now? (a) Feed (b) Help page (c) Badges (d) Settings
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
31. 31.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap the Search tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
33. 33.Which of these is true of the back button? (a) sits at the bottom (b) hides extra links (c) opens a list of pages (d) goes to the last screen
34. 34.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Video”
    4. tap the Quiz 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. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. open “Help page”
    Which screen are you on now? (a) Friend list (b) Match report (c) Home (d) Help page
40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Badges”
    3. open “Help page”
    4. tap the Search tab
    5. open “Badges”
    Which screen are you on now? (a) Score card (b) Help page (c) Home (d) Badges

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