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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 295 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Home (b) Help page (c) Profile (d) Search
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Settings tab
    4. open “Help page”
    Which screen are you on now?     (a) Feed (b) Chat (c) Help page (d) Edit photo
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap the Chat tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) shows 3 to 5 icons (d) hides extra links
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Match report”
    3. open “Friend list”
    Which screen are you on now?     (a) Search (b) Match report (c) Home (d) Friend list
  6. 6.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) hides extra links (d) goes to the last screen
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Score card”
    4. tap the Lessons tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Score card (d) Edit photo
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Score card
  9. 9.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Video”
    3. open “Score card”
    4. open “Help page”
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Friend list (c) Video (d) Help page
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. open “Video”
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Edit photo
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Score card”
    4. open “Help page”
    Which screen are you on now?     (a) Badges (b) Score card (c) Help page (d) Home
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. open “Friend list”
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Friend list
  14. 14.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) switches main sections
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Video”
    3. tap Back
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Badges”
    3. tap the Settings tab
    4. open “Match report”
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Match report
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Feed tab
    3. open “Badges”
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Score card (b) Feed (c) Badges (d) Video
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. open “Help page”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Lessons (b) Map (c) Help page (d) Badges
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Chat (d) Score card
  20. 20.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Video”
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Me tab
    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. open “Friend list”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Feed tab
    3. open “Video”
    4. open “Friend list”
    Which screen are you on now?     (a) Video (b) Feed (c) Friend list (d) Chat
  25. 25.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Edit photo
  27. 27.🧭 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
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Quiz tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. tap the Settings tab
    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. open “Edit photo”
    2. tap the Lessons tab
    3. open “Video”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Video (d) Lessons
  32. 32.Which of these is true of a menu button? (a) sits at the bottom (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. open “Map”
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Badges
  34. 34.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  35. 35.🧭 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 Profile tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Search tab
    4. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Friend list
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. open “Match report”
    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. open “Help page”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Help page (c) Search (d) Home
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Me tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Me (c) Lessons (d) Help page
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Help page”
    3. tap Back
    4. tap the Search tab
    Which screen are you on now?     (a) Search (b) Help page (c) Home (d) Profile

Answer key

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

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