App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 107 · 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 of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) switches main sections (d) opens a list of pages
2. 2.Which of these is true of the back button? (a) goes to the last screen (b) opens a list of pages (c) switches main sections (d) sits at the bottom
3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. open “Match report”
   2. open “Edit photo”
   3. open “Video”
   Which screen are you on now? (a) Video (b) Edit photo (c) Lessons (d) Match report
4. 4.Which of these is true of the back button? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) opens a list of pages
5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Badges”
   2. tap Back
   3. open “Badges”
   4. tap the Chat tab
   Which screen are you on now? (a) Badges (b) Chat (c) Settings (d) Feed
6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) shows 3 to 5 icons
7. 7.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. tap the Search tab
   2. open “Score card”
   3. tap the Search tab
   Which screen are you on now? (a) Score card (b) Home (c) Profile (d) Search
9. 9.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap the Home tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now? (a) Video (b) Search (c) Home (d) Score card
11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. open “Match report”
    Which screen are you on now? (a) Match report (b) Feed (c) Settings (d) Chat
12. 12.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. open “Badges”
    Which screen are you on now? (a) Search (b) Home (c) Badges (d) Help page
14. 14.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
15. 15.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
16. 16.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Score card”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
18. 18.🧭 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. tap the Settings tab
    5. open “Score card”
    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. tap the Settings tab
    2. open “Score card”
    3. tap Back
    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. tap the Quiz tab
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Match report”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
21. 21.🧭 Why should every screen show where you are? (a) to hide the menu (b) to look busy (c) to use more battery (d) so users do not get lost
22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Map”
    3. open “Video”
    4. tap the Profile tab
    Which screen are you on now? (a) Map (b) Score card (c) Video (d) Profile
23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Settings tab
    3. open “Map”
    Which screen are you on now? (a) Badges (b) Map (c) Chat (d) Feed
24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Help page”
    3. tap the Profile tab
    Which screen are you on now? (a) Search (b) Help page (c) Home (d) Profile
25. 25.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 1 (c) 10 to 12 (d) 20
26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Badges”
    4. tap the Profile tab
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Map”
    3. open “Video”
    4. open “Edit photo”
    5. open “Badges”
    Which screen are you on now? (a) Map (b) Edit photo (c) Badges (d) Video
28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Chat tab
    4. tap the Settings tab
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
29. 29.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Badges”
    4. tap the Search tab
    Which screen are you on now? (a) Home (b) Badges (c) Search (d) Edit photo
31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
33. 33.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) undoes one move (d) shows 3 to 5 icons
34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    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?
35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. open “Friend list”
    Which screen are you on now? (a) Friend list (b) Quiz (c) Lessons (d) Me
36. 36.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap the Me tab
    Which screen are you on now? (a) Lessons (b) Map (c) Me (d) Quiz
38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
39. 39.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. tap the Home tab
    Which screen are you on now? (a) Home (b) Search (c) Help page (d) Profile

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