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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 673 · 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 “Map”
    2. tap Back
    3. tap the Profile tab
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  3. 3.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. open “Help page”
    4. tap the Chat tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Video (d) Edit photo
  6. 6.🧭 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 Back
    Which screen are you on now?     (a) Chat (b) Match report (c) Feed (d) Settings
  7. 7.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Score card”
    4. open “Badges”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  12. 12.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  13. 13.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) opens a list of pages
  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) shows 3 to 5 icons
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. open “Match report”
    4. tap the Profile tab
    5. open “Match report”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Match report
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Quiz (c) Help page (d) Lessons
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. tap Back
    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 Back
    3. open “Score card”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Score card
  19. 19.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) undoes one move
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Home tab
    3. tap the Home tab
    4. open “Score card”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Help page”
    4. open “Badges”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Help page”
    4. open “Badges”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Map”
    3. open “Edit photo”
    4. tap Back
    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 “Badges”
    2. open “Edit photo”
    3. open “Match report”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Badges (d) Match report
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. tap the Settings tab
    4. tap the Chat tab
    5. open “Map”
    Which screen are you on now?     (a) Chat (b) Score card (c) Map (d) Feed
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Friend list”
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Friend list (d) Help page
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. open “Map”
    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. tap the Settings tab
    2. open “Help page”
    3. tap Back
    4. tap the Feed 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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. tap the Chat tab
    4. tap the Settings 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) goes to the last screen (b) opens a list of pages (c) shows 3 to 5 icons (d) switches main sections
  31. 31.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  32. 32.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  33. 33.🧭 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
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. tap the Profile tab
    4. tap the Search tab
    5. open “Friend list”
    Which screen are you on now?     (a) Search (b) Friend list (c) Help page (d) Home
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Edit photo”
    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 Quiz tab
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Edit photo
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Map”
    3. open “Score card”
    4. open “Video”
    5. tap Back
    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. tap the Search tab
    2. open “Edit photo”
    3. tap Back
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Search (d) Home
  39. 39.Which of these is true of the back button? (a) undoes one move (b) shows 3 to 5 icons (c) opens a list of pages (d) sits at the bottom
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    4. open “Score card”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Match report (c) Score card (d) Lessons

Answer key

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

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