App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 797 · 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.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Help page”
   2. tap Back
   3. open “Map”
   4. tap Back
   How many times must you tap Back to reach the main screen of this tab?
2. 2.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) sits at the bottom (d) goes to the last screen
3. 3.Which of these is true of a menu button? (a) hides extra links (b) undoes one move (c) sits at the bottom (d) goes to the last screen
4. 4.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) in the middle (d) inside a button
5. 5.Which of these is true of the back button? (a) hides extra links (b) sits at the bottom (c) opens a list of pages (d) undoes one move
6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Score card”
   2. tap Back
   3. open “Match report”
   How many times must you tap Back to reach the main screen of this tab?
7. 7.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to look busy (d) to hide the menu
8. 8.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
9. 9.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) shows 3 to 5 icons (d) hides extra links
10. 10.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Profile tab
    4. tap the Search tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
12. 12.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
13. 13.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
15. 15.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
16. 16.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 3 to 5 (c) 20 (d) 1
17. 17.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Edit photo”
    4. open “Edit photo”
    5. tap Back
    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. open “Help page”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Match report”
    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 “Video”
    How many times must you tap Back to reach the main screen of this tab?
21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Friend list”
    Which screen are you on now? (a) Lessons (b) Match report (c) Quiz (d) Friend list
22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. tap the Lessons tab
    4. open “Badges”
    Which screen are you on now? (a) Badges (b) Lessons (c) Map (d) Quiz
23. 23.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. tap the Quiz tab
    Which screen are you on now? (a) Help page (b) Quiz (c) Me (d) Lessons
27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. open “Help page”
    4. tap Back
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
28. 28.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) opens a list of pages
29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Video”
    Which screen are you on now? (a) Video (b) Feed (c) Chat (d) Settings
30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Search tab
    4. open “Map”
    Which screen are you on now? (a) Map (b) Help page (c) Home (d) Search
31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Help page”
    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 “Match report”
    2. open “Badges”
    3. tap the Me tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Map”
    3. tap Back
    4. tap the Chat tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
35. 35.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) that tab’s main screen (d) the last app used
36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Badges”
    3. tap the Me tab
    4. open “Edit photo”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Edit photo”
    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. open “Video”
    2. tap Back
    3. tap the Profile tab
    4. open “Score card”
    5. tap Back
    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 “Match report”
    2. tap the Lessons tab
    3. open “Friend list”
    4. open “Badges”
    Which screen are you on now? (a) Match report (b) Lessons (c) Friend list (d) Badges

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