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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 743 · 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. tap the Home tab
    2. open “Edit photo”
    3. open “Video”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Feed tab
    3. tap the Settings 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. open “Friend list”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    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?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. tap the Lessons tab
    4. open “Score card”
    5. tap the Quiz tab
    Which screen are you on now?     (a) Score card (b) Lessons (c) Quiz (d) Match report
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    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?
  7. 7.Which of these is true of a menu button? (a) switches main sections (b) shows 3 to 5 icons (c) opens a list of pages (d) sits at the bottom
  8. 8.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  9. 9.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) nowhere (d) inside a button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Badges”
    3. tap Back
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 Which part of navigation hides extra links? (a) a menu button (b) a tab bar (c) the back button
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Lessons (d) Me
  13. 13.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Help page”
    3. open “Edit photo”
    4. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Edit photo (c) Home (d) Profile
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Help page”
    3. tap the Feed tab
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Badges”
    5. tap the Home tab
    Which screen are you on now?     (a) Search (b) Profile (c) Home (d) Badges
  18. 18.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. open “Match report”
    4. open “Video”
    5. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Video (c) Match report (d) Quiz
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the phone settings (c) a random page (d) the last app used
  22. 22.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) deletes the page (d) goes to the last screen
  23. 23.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. open “Score card”
    4. tap the Search tab
    5. tap the Home tab
    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. tap the Me tab
    2. open “Help page”
    3. open “Edit photo”
    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 “Edit photo”
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    5. 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 “Friend list”
    2. tap Back
    3. tap the Profile tab
    4. tap the Profile tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap the Lessons tab
    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 Settings tab
    2. open “Friend list”
    3. tap Back
    4. tap the Chat tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Settings (b) Feed (c) Friend list (d) Chat
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Help page”
    3. tap the Chat tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Help page (c) Settings (d) Score card
  31. 31.🧭 Why should every screen show where you are? (a) to look busy (b) to use more battery (c) so users do not get lost (d) to hide the menu
  32. 32.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) switches main sections (d) opens a list of pages
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.Which of these is true of a tab bar? (a) hides extra links (b) goes to the last screen (c) undoes one move (d) shows 3 to 5 icons
  35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. tap the Lessons tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Score card”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Friend list”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Edit photo
  40. 40.Which of these is true of the back button? (a) opens a list of pages (b) goes to the last screen (c) shows 3 to 5 icons (d) sits at the bottom

Answer key

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

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