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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 735 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    4. open “Badges”
    5. open “Score card”
    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. tap the Me tab
    3. open “Score card”
    4. tap the Quiz tab
    5. open “Map”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Map (d) Score card
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Badges”
    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.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Badges (c) Edit photo (d) Chat
  7. 7.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) nowhere (d) inside a button
  9. 9.Which of these is true of the back button? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) switches main sections
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. open “Map”
    Which screen are you on now?     (a) Feed (b) Friend list (c) Map (d) Chat
  11. 11.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) switches main sections
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Friend list (d) Settings
  13. 13.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Badges”
    3. tap the Chat tab
    4. open “Video”
    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 “Map”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. open “Match report”
    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. open “Video”
    2. tap Back
    3. tap the Me tab
    4. open “Map”
    Which screen are you on now?     (a) Lessons (b) Map (c) Video (d) Quiz
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Chat tab
    3. open “Help page”
    4. tap the Feed tab
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Badges (c) Chat (d) Help page
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Home tab
    4. tap the Search tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Search (c) Map (d) Home
  20. 20.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Quiz (d) Lessons
  22. 22.Which of these is true of a tab bar? (a) sits at the bottom (b) goes to the last screen (c) opens a list of pages (d) undoes one move
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap Back
    4. open “Badges”
    5. tap the Lessons tab
    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. tap the Home tab
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    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 “Help page”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Video”
    4. tap Back
    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. tap the Lessons tab
    3. tap the Quiz 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. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Score card
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap Back
    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 “Match report”
    2. tap Back
    3. open “Score card”
    4. tap the Chat tab
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Settings tab
    3. open “Badges”
    4. open “Video”
    5. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Badges (c) Video (d) Map
  34. 34.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Friend list (d) Edit photo
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. open “Map”
    5. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Map
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. tap the Home tab
    Which screen are you on now?     (a) Video (b) Help page (c) Search (d) Home
  38. 38.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  39. 39.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. open “Friend list”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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