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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 323 · 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.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap the Profile tab
    4. open “Map”
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Score card (c) Map (d) Search
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Me (d) Score card
  4. 4.Which of these is true of a menu button? (a) goes to the last screen (b) opens a list of pages (c) sits at the bottom (d) undoes one move
  5. 5.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  6. 6.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. open “Match report”
    4. open “Video”
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Video (d) Help page
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Badges (c) Friend list (d) Chat
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Friend list”
    4. tap Back
    5. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Friend list (c) Lessons (d) Quiz
  10. 10.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Video”
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Video
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Me (b) Match report (c) Lessons (d) Quiz
  13. 13.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. tap Back
    4. tap the Profile tab
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    4. open “Map”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Edit photo”
    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 “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Help page (c) Me (d) Edit photo
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Help page”
    3. tap the Me tab
    4. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Badges (c) Help page (d) Score card
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Badges (d) Feed
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. tap the Feed tab
    4. tap the Settings tab
    5. open “Badges”
    Which screen are you on now?     (a) Feed (b) Chat (c) Badges (d) Edit photo
  22. 22.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) sits at the bottom (d) opens a list of pages
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    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 “Match report”
    2. open “Match report”
    3. open “Friend list”
    4. open “Video”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Lessons (d) Video
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    4. tap Back
    5. open “Help page”
    Which screen are you on now?     (a) Home (b) Friend list (c) Search (d) Help page
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Search tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.Which of these is true of the back button? (a) shows 3 to 5 icons (b) undoes one move (c) switches main sections (d) opens a list of pages
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Match report”
    4. tap the Feed tab
    5. open “Match report”
    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 “Video”
    2. tap the Profile tab
    3. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Profile (c) Video (d) Home
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Video”
    3. tap the Lessons tab
    4. open “Edit photo”
    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 “Score card”
    2. open “Map”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Map (b) Quiz (c) Score card (d) Lessons
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. 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 “Friend list”
    2. tap the Chat tab
    3. open “Video”
    4. tap Back
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Settings
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Search tab
    3. tap the Home tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile
  39. 39.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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