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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 169 · 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.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Match report”
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a menu button? (a) switches main sections (b) sits at the bottom (c) opens a list of pages (d) undoes one move
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Friend list”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) nowhere (c) at the bottom (d) in the middle
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. tap the Search tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Help page (d) Profile
  7. 7.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) switches main sections (d) opens a list of pages
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Home (d) Search
  9. 9.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Map”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Map (b) Chat (c) Feed (d) Friend list
  11. 11.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  12. 12.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) opens a list of pages (d) switches main sections
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. tap the Home tab
    4. open “Edit photo”
    5. open “Match report”
    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. open “Score card”
    2. tap Back
    3. tap the Home tab
    4. tap the Search tab
    5. open “Map”
    Which screen are you on now?     (a) Score card (b) Map (c) Home (d) Search
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to hide the menu (d) to look busy
  17. 17.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Match report”
    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. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (c) hides extra links (d) opens a list of pages
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Map”
    3. open “Badges”
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Badges (c) Match report (d) Edit photo
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Video
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Score card”
    3. open “Match report”
    4. tap Back
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Match report”
    3. open “Badges”
    4. open “Edit photo”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Badges (c) Match report (d) Score card
  25. 25.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Settings tab
    4. tap the Chat 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. tap the Settings tab
    2. tap the Feed tab
    3. tap the Feed tab
    4. open “Match report”
    5. open “Video”
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Video
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. tap Back
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Map (c) Help page (d) Profile
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Edit photo (c) Friend list (d) Home
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Map”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  33. 33.Which of these is true of a menu button? (a) sits at the bottom (b) shows 3 to 5 icons (c) hides extra links (d) switches main sections
  34. 34.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Edit photo”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Search (d) Home
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Edit photo”
    3. tap the Home tab
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Search (c) Edit photo (d) Map
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Map (d) Settings
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Edit photo”
    4. open “Badges”
    5. open “Video”
    Which screen are you on now?     (a) Video (b) Badges (c) Home (d) Edit photo
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Badges (c) Search (d) Home

Answer key

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

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