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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 182 · 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.

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

Answer key

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

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