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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 753 · 40 questions
TalentJR

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.

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

Answer key

  1. a tab bar
  2. 2
  3. 0
  4. 1
  5. Chat
  6. at the bottom
  7. so users do not get lost
  8. Settings
  9. Friend list
  10. 0
  11. Map
  12. 3
  13. 1
  14. 0
  15. goes to the last screen
  16. Score card
  17. the back button
  18. switches main sections
  19. Profile
  20. the back button
  21. Video
  22. Settings
  23. Settings
  24. 1
  25. 0
  26. a tab bar
  27. 0
  28. that tab’s main screen
  29. goes to the last screen
  30. 2
  31. Lessons
  32. Friend list
  33. Feed
  34. 1
  35. Score card
  36. Settings
  37. 3
  38. Map
  39. Score card
  40. 1

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