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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 777 · 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.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  2. 2.🧭 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
  3. 3.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  4. 4.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to look busy (d) to use more battery
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. tap the Search tab
    4. open “Edit photo”
    5. tap the Home tab
    Which screen are you on now?     (a) Friend list (b) Home (c) Search (d) Edit photo
  6. 6.🧭 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 “Map”
    5. tap the Profile tab
    Which screen are you on now?     (a) Map (b) Home (c) Profile (d) Score card
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Help page (b) Lessons (c) Edit photo (d) Quiz
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Friend list”
    5. open “Badges”
    Which screen are you on now?     (a) Badges (b) Friend list (c) Lessons (d) Quiz
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Match report”
    3. tap Back
    4. open “Friend list”
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Friend list
  10. 10.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) the phone settings (d) a random page
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) the back button (c) a menu button
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Me tab
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Friend list (d) Edit photo
  14. 14.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Edit photo”
    3. tap the Quiz tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Quiz (d) Friend list
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Me tab
    3. tap the Me tab
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Me tab
    3. open “Video”
    4. open “Score card”
    5. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Video (c) Badges (d) Friend list
  19. 19.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Chat tab
    3. open “Friend list”
    4. open “Video”
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Video
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Map”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Match report”
    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. open “Score card”
    2. tap the Lessons tab
    3. open “Friend list”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. open “Video”
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Video (c) Friend list (d) Match report
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Profile tab
    3. open “Video”
    4. open “Badges”
    Which screen are you on now?     (a) Edit photo (b) Badges (c) Home (d) Video
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. tap the Home tab
    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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. tap the Chat 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. open “Badges”
    2. tap Back
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Quiz (c) Lessons (d) Score card
  29. 29.Which of these is true of a menu button? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) goes to the last screen
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Quiz tab
    3. open “Edit photo”
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Edit photo (c) Quiz (d) Lessons
  31. 31.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) undoes one move (d) goes to the last screen
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Friend list”
    3. open “Match report”
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 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 “Match report”
    Which screen are you on now?     (a) Match report (b) Quiz (c) Edit photo (d) Lessons
  34. 34.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Map”
    4. tap the Lessons tab
    5. tap the Lessons tab
    Which screen are you on now?     (a) Map (b) Score card (c) Lessons (d) Quiz
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. open “Map”
    4. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of the back button? (a) sits at the bottom (b) goes to the last screen (c) shows 3 to 5 icons (d) opens a list of pages
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. open “Match report”
    4. tap the Profile tab
    5. open “Help page”
    Which screen are you on now?     (a) Match report (b) Video (c) Home (d) Help page
  39. 39.🧭 Which part of navigation undoes one move? (a) the back button (b) a menu button (c) a tab bar
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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