App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 766 · 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 undoes one move? (a) the back button (b) a tab bar (c) a menu button
2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. tap the Chat tab
   2. open “Edit photo”
   3. tap the Feed tab
   Which screen are you on now? (a) Chat (b) Edit photo (c) Feed (d) Settings
3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. tap the Settings tab
   2. open “Badges”
   3. tap the Chat tab
   4. open “Score card”
   How many times must you tap Back to reach the main screen of this tab?
4. 4.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Lessons tab
   2. tap the Quiz tab
   3. open “Score card”
   4. tap the Me tab
   How many times must you tap Back to reach the main screen of this tab?
6. 6.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
7. 7.Which of these is true of a tab bar? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) hides extra links
8. 8.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) hides extra links (d) shows 3 to 5 icons
9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
   1. tap the Lessons tab
   2. open “Edit photo”
   3. tap the Quiz tab
   4. tap the Me tab
   5. tap the Me tab
   Which screen are you on now? (a) Edit photo (b) Lessons (c) Me (d) Quiz
10. 10.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) the last app used (d) a random page
11. 11.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) inside a button (d) at the bottom
12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Me tab
    3. tap the Me tab
    Which screen are you on now? (a) Me (b) Lessons (c) Video (d) Quiz
13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Edit photo”
    4. open “Friend list”
    Which screen are you on now? (a) Edit photo (b) Feed (c) Chat (d) Friend list
14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. tap the Chat tab
    Which screen are you on now? (a) Chat (b) Badges (c) Settings (d) Feed
15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Score card”
    4. tap Back
    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 “Badges”
    2. open “Score card”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
17. 17.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) the back button (c) a tab bar
18. 18.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    Which screen are you on now? (a) Help page (b) Chat (c) Feed (d) Badges
21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now? (a) Home (b) Search (c) Help page (d) Edit photo
22. 22.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
23. 23.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
24. 24.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
25. 25.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
26. 26.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
27. 27.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now? (a) Edit photo (b) Score card (c) Chat (d) Feed
29. 29.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 3 to 5 (c) 1 (d) 10 to 12
30. 30.Which of these is true of a menu button? (a) sits at the bottom (b) opens a list of pages (c) goes to the last screen (d) switches main sections
31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Map”
    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 “Match report”
    2. tap the Quiz tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Badges”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. open “Badges”
    4. tap the Quiz tab
    5. open “Score card”
    Which screen are you on now? (a) Lessons (b) Edit photo (c) Badges (d) Score card
35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Match report”
    3. open “Help page”
    4. tap the Lessons tab
    Which screen are you on now? (a) Help page (b) Match report (c) Badges (d) Lessons
36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Badges”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. open “Edit photo”
    Which screen are you on now? (a) Feed (b) Help page (c) Edit photo (d) Video
38. 38.Which of these is true of the back button? (a) shows 3 to 5 icons (b) undoes one move (c) sits at the bottom (d) hides extra links
39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now? (a) Video (b) Edit photo (c) Feed (d) Chat
40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. open “Map”
    4. open “Video”
    5. tap the Chat tab
    Which screen are you on now? (a) Map (b) Video (c) Feed (d) Chat

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