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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 523 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  3. 3.🧭 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
    4. open “Friend list”
    5. tap the Me tab
    Which screen are you on now?     (a) Friend list (b) Edit photo (c) Lessons (d) Me
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Edit photo”
    3. open “Edit photo”
    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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  8. 8.Which of these is true of a tab bar? (a) goes to the last screen (b) hides extra links (c) opens a list of pages (d) sits at the bottom
  9. 9.🧭 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
    4. tap the Chat tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) that tab’s main screen (c) the phone settings (d) a random page
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Map”
    4. tap the Quiz tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Help page (c) Edit photo (d) Lessons
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Friend list”
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) hides extra links (d) goes to the last screen
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Edit photo (d) Lessons
  15. 15.🧭 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
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Map”
    4. open “Map”
    5. tap the Feed tab
    Which screen are you on now?     (a) Map (b) Help page (c) Chat (d) Feed
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap the Home tab
    Which screen are you on now?     (a) Score card (b) Search (c) Home (d) Profile
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Help page”
    3. tap Back
    4. tap the Lessons tab
    5. open “Map”
    Which screen are you on now?     (a) Help page (b) Map (c) Lessons (d) Edit photo
  19. 19.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. tap the Chat tab
    Which screen are you on now?     (a) Video (b) Chat (c) Help page (d) Feed
  21. 21.🧭 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. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Profile
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Friend list”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Me tab
    3. open “Map”
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Map (b) Lessons (c) Edit photo (d) Match report
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Friend list”
    4. tap Back
    5. open “Friend list”
    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 hide the menu (b) to look busy (c) to use more battery (d) so users do not get lost
  26. 26.Which of these is true of the back button? (a) undoes one move (b) switches main sections (c) sits at the bottom (d) hides extra links
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    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 “Match report”
    2. tap the Chat tab
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. tap the Me tab
    4. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Me (c) Help page (d) Quiz
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Map”
    4. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Map (d) Chat
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap the Home tab
    4. tap the Search tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Video”
    3. open “Edit photo”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Quiz (c) Me (d) Lessons
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. tap the Settings tab
    4. tap the Feed tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) opens a list of pages (d) shows 3 to 5 icons
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap the Search tab
    4. tap the Search 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. open “Edit photo”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Edit photo

Answer key

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

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