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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 366 · 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. open “Map”
    2. tap the Me tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) closes all apps (d) opens settings
  3. 3.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  6. 6.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (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. open “Score card”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Match report”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Video”
    3. tap the Lessons tab
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Help page (b) Lessons (c) Map (d) Video
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Edit photo”
    3. tap Back
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Map
  11. 11.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  12. 12.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  13. 13.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) switches main sections (d) undoes one move
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Map
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Profile tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Video (d) Quiz
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Help page”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap the Feed tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Friend list
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Video”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. tap Back
    4. open “Friend list”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 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
  26. 26.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) inside a button (d) nowhere
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    4. tap Back
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. open “Edit photo”
    4. tap the Search tab
    5. tap the Home 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. tap the Home tab
    2. tap the Profile tab
    3. open “Video”
    4. tap the Home tab
    Which screen are you on now?     (a) Search (b) Video (c) Profile (d) Home
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Badges”
    3. 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 Me tab
    2. open “Help page”
    3. tap Back
    4. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Help page (c) Lessons (d) Score card
  32. 32.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  33. 33.Which of these is true of the back button? (a) hides extra links (b) goes to the last screen (c) sits at the bottom (d) switches main sections
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Match report
  35. 35.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  36. 36.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) switches main sections
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. open “Video”
    5. open “Video”
    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. tap the Search tab
    2. open “Badges”
    3. open “Score card”
    4. tap the Profile tab
    Which screen are you on now?     (a) Score card (b) Badges (c) Home (d) Profile
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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