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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 721 · 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.

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

Answer key

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

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