App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 598 · 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.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) in the middle (d) nowhere
2. 2.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Me tab
   2. open “Match report”
   3. open “Video”
   How many times must you tap Back to reach the main screen of this tab?
4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Me tab
   2. open “Video”
   3. open “Match report”
   4. open “Map”
   Which screen are you on now? (a) Lessons (b) Video (c) Match report (d) Map
5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Me tab
   2. open “Score card”
   3. tap the Quiz tab
   4. open “Badges”
   5. open “Friend list”
   Which screen are you on now? (a) Lessons (b) Badges (c) Friend list (d) Score card
6. 6.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) opens a list of pages (d) goes to the last screen
7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Me tab
   2. open “Score card”
   3. tap the Lessons tab
   4. open “Help page”
   How many times must you tap Back to reach the main screen of this tab?
8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Score card”
   2. tap the Feed tab
   3. open “Edit photo”
   How many times must you tap Back to reach the main screen of this tab?
9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
   1. open “Edit photo”
   2. tap the Home tab
   3. open “Edit photo”
   4. open “Score card”
   5. tap the Home tab
   Which screen are you on now? (a) Edit photo (b) Search (c) Score card (d) Home
10. 10.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) to use more battery (d) so users do not get lost
11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Help page”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. tap the Search tab
    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. tap the Quiz tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. tap the Search tab
    4. open “Video”
    5. tap the Search tab
    Which screen are you on now? (a) Home (b) Video (c) Profile (d) Search
15. 15.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Help page”
    3. tap Back
    Which screen are you on now? (a) Help page (b) Lessons (c) Quiz (d) Me
17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Me tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
18. 18.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
19. 19.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) hides extra links
20. 20.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) switches main sections (d) shows 3 to 5 icons
21. 21.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) undoes one move (d) shows 3 to 5 icons
22. 22.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    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 switches main sections? (a) a tab bar (b) a menu button (c) the back button
25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Friend list”
    5. open “Help page”
    Which screen are you on now? (a) Chat (b) Help page (c) Feed (d) Friend list
26. 26.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) switches main sections
27. 27.🧭 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
28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    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 “Edit photo”
    2. open “Edit photo”
    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. tap the Lessons tab
    2. tap the Me tab
    3. open “Score card”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
32. 32.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. tap the Search tab
    4. open “Match report”
    5. open “Edit photo”
    Which screen are you on now? (a) Home (b) Match report (c) Edit photo (d) Map
34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. open “Badges”
    Which screen are you on now? (a) Settings (b) Badges (c) Feed (d) Chat
36. 36.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. open “Score card”
    Which screen are you on now? (a) Badges (b) Score card (c) Edit photo (d) Home
38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. open “Match report”
    4. tap Back
    5. tap Back
    Which screen are you on now? (a) Quiz (b) Lessons (c) Match report (d) Me
39. 39.🧭 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?
40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Video”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?

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