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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 649 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Help page”
    4. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Help page (c) Friend list (d) Score card
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Feed tab
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Profile tab
    4. open “Badges”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap the Home tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) hides extra links (d) sits at the bottom
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. tap the Home tab
    4. open “Map”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Map”
    4. tap the Chat tab
    5. open “Help page”
    Which screen are you on now?     (a) Feed (b) Map (c) Score card (d) Help page
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Me (d) Lessons
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Score card”
    4. tap Back
    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. open “Badges”
    2. open “Score card”
    3. tap Back
    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 Home tab
    2. open “Video”
    3. tap Back
    4. open “Badges”
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Badges
  16. 16.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. tap the Home tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Badges”
    4. tap the Feed tab
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  21. 21.🧭 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. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Help page (d) Score card
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. open “Match report”
    Which screen are you on now?     (a) Chat (b) Match report (c) Score card (d) Feed
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Badges”
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Feed tab
    3. open “Map”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Score card”
    5. open “Help page”
    Which screen are you on now?     (a) Video (b) Score card (c) Home (d) Help page
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Quiz tab
    3. tap the Lessons tab
    4. open “Match report”
    5. open “Map”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Lessons (d) Map
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to look busy (c) to use more battery (d) to hide the menu
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Match report (c) Lessons (d) Friend list
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Profile tab
    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. tap the Chat tab
    2. open “Video”
    3. open “Badges”
    4. tap the Settings tab
    5. tap the Feed tab
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Video
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Search tab
    3. open “Help page”
    4. tap the Search tab
    Which screen are you on now?     (a) Help page (b) Search (c) Map (d) Home
  35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a menu button (c) a tab bar
  36. 36.🧭 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. open “Edit photo”
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Lessons (d) Edit photo
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Quiz (d) Edit photo
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Friend list”
    5. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Friend list (c) Score card (d) Edit photo
  39. 39.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Video (c) Search (d) Friend list

Answer key

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

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