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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 395 · 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.🧭 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
  2. 2.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  3. 3.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Badges (b) Home (c) Search (d) Friend list
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Score card (c) Friend list (d) Quiz
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Settings tab
    3. open “Score card”
    4. tap Back
    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. tap the Me tab
    2. open “Badges”
    3. tap the Me tab
    4. open “Video”
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Video (c) Home (d) Friend list
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Help page
  11. 11.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Badges”
    5. open “Match report”
    Which screen are you on now?     (a) Badges (b) Help page (c) Feed (d) Match report
  13. 13.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) opens a list of pages (d) undoes one move
  14. 14.Which of these is true of a menu button? (a) goes to the last screen (b) shows 3 to 5 icons (c) hides extra links (d) sits at the bottom
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Help page”
    4. tap the Chat tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Match report
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Match report
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  20. 20.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  21. 21.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to hide the menu (d) to use more battery
  22. 22.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) switches main sections (d) hides extra links
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Search (b) Map (c) Match report (d) Home
  24. 24.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) undoes one move (d) sits at the bottom
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Settings tab
    4. open “Help page”
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Map
  26. 26.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Map”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Badges
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Match report (c) Chat (d) Edit photo
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Chat (b) Edit photo (c) Feed (d) Help page
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Home (c) Score card (d) Edit photo
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) sits at the bottom (d) hides extra links
  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. open “Video”
    4. tap the Home tab
    5. tap the Search tab
    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. open “Help page”
    2. tap Back
    3. open “Badges”
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Map (b) Feed (c) Settings (d) Chat
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. open “Badges”
    4. tap Back
    5. open “Video”
    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. tap the Feed tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Quiz tab
    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. tap the Me tab
    2. open “Badges”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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