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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 739 · 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 opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Friend list”
    4. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Map (d) Search
  3. 3.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Score card (d) Home
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Video”
    3. tap Back
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) switches main sections (d) hides extra links
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. open “Map”
    4. open “Edit photo”
    Which screen are you on now?     (a) Chat (b) Feed (c) Map (d) Edit photo
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Score card”
    3. open “Score card”
    4. open “Help page”
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Score card (c) Help page (d) Chat
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.Which of these is true of the back button? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) shows 3 to 5 icons
  13. 13.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap Back
    4. tap the Feed tab
    5. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Score card (c) Help page (d) Settings
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) that tab’s main screen (d) the phone settings
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Score card”
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Score card (b) Home (c) Map (d) Match report
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Friend list (d) Quiz
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. open “Badges”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  24. 24.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Map (c) Match report (d) Quiz
  29. 29.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) at the bottom (d) inside a button
  30. 30.🧭 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
    Which screen are you on now?     (a) Map (b) Feed (c) Friend list (d) Chat
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Score card”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    4. open “Friend list”
    5. tap the Search tab
    Which screen are you on now?     (a) Search (b) Score card (c) Friend list (d) Map
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. open “Match report”
    4. tap the Lessons tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Friend list”
    3. tap the Chat tab
    Which screen are you on now?     (a) Friend list (b) Chat (c) Feed (d) Match report
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) sits at the bottom (d) undoes one move
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Help page”
    3. tap Back
    4. open “Help page”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Help page (d) Me
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Score card (d) Feed
  40. 40.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) switches main sections

Answer key

  1. a menu button
  2. Home
  3. sits at the bottom
  4. Search
  5. 0
  6. switches main sections
  7. 0
  8. 3 to 5
  9. Edit photo
  10. Help page
  11. 0
  12. undoes one move
  13. the back button
  14. Settings
  15. 1
  16. 1
  17. that tab’s main screen
  18. Map
  19. Edit photo
  20. 0
  21. a tab bar
  22. 0
  23. a tab bar
  24. the back button
  25. 1
  26. 1
  27. 0
  28. Match report
  29. at the bottom
  30. Feed
  31. 0
  32. Search
  33. 1
  34. Chat
  35. 2
  36. opens a list of pages
  37. 1
  38. Help page
  39. Settings
  40. goes to the last screen

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