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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 154 · 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 Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap Back
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Feed (c) Help page (d) Chat
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of a menu button? (a) undoes one move (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  4. 4.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) so users do not get lost (d) to hide the menu
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Friend list”
    4. open “Help page”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Friend list
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Map”
    3. open “Badges”
    4. open “Match report”
    5. tap the Chat tab
    Which screen are you on now?     (a) Friend list (b) Map (c) Chat (d) Badges
  7. 7.Which of these is true of the back button? (a) switches main sections (b) hides extra links (c) goes to the last screen (d) opens a list of pages
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Friend list”
    3. tap the Profile tab
    Which screen are you on now?     (a) Friend list (b) Score card (c) Home (d) Profile
  9. 9.Which of these is true of a menu button? (a) opens a list of pages (b) sits at the bottom (c) shows 3 to 5 icons (d) switches main sections
  10. 10.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) inside a button (c) at the bottom (d) nowhere
  11. 11.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Video”
    3. open “Match report”
    4. tap the Lessons 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 “Help page”
    2. tap Back
    3. open “Badges”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Badges”
    3. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Badges
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Edit photo
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. open “Score card”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) that tab’s main screen (d) the phone settings
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Settings tab
    3. open “Edit photo”
    4. tap Back
    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 “Help page”
    2. tap Back
    3. tap the Feed tab
    4. open “Badges”
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.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
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    4. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Match report (c) Search (d) Home
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Video
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. open “Friend list”
    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 Feed tab
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Chat (b) Feed (c) Video (d) Score card
  28. 28.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    4. open “Edit photo”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Badges”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Home (c) Badges (d) Edit photo
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Map”
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. tap the Lessons tab
    3. open “Map”
    4. tap Back
    5. tap the Quiz tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Map (d) Quiz
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Chat tab
    3. open “Friend list”
    4. open “Match report”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. open “Badges”
    4. tap the Feed tab
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Video (d) Badges
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Map”
    4. open “Video”
    Which screen are you on now?     (a) Chat (b) Video (c) Map (d) Feed
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    4. tap Back
    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. tap the Me tab
    2. open “Map”
    3. open “Help page”
    Which screen are you on now?     (a) Map (b) Quiz (c) Help page (d) Lessons
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. open “Friend list”
    4. open “Badges”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Friend list”
    Which screen are you on now?     (a) Profile (b) Friend list (c) Home (d) Search

Answer key

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

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