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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 518 · 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. open “Edit photo”
    2. open “Match report”
    3. tap the Settings tab
    4. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Map (d) Feed
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Video”
    3. open “Help page”
    4. tap Back
    5. tap the Feed tab
    Which screen are you on now?     (a) Help page (b) Video (c) Edit photo (d) Feed
  3. 3.🧭 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 Search tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Friend list (c) Search (d) Home
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Edit photo”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Edit photo (d) Map
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) in the middle (d) nowhere
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Help page”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Help page (d) Badges
  8. 8.Which of these is true of a menu button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) shows 3 to 5 icons
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  11. 11.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to hide the menu (c) to look busy (d) to use more battery
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Edit photo (b) Quiz (c) Me (d) Lessons
  13. 13.🧭 What does the back button usually do? (a) closes all apps (b) opens settings (c) goes to the last screen (d) deletes the page
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. open “Help page”
    4. tap Back
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Badges (d) Home
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Quiz tab
    3. open “Friend list”
    4. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Friend list (d) Match report
  16. 16.🧭 About how many tabs suit a tab bar best? (a) 10 to 12 (b) 1 (c) 20 (d) 3 to 5
  17. 17.🧭 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. tap the Search tab
    5. tap the Home tab
    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. open “Match report”
    2. tap the Chat tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  20. 20.Which of these is true of the back button? (a) switches main sections (b) undoes one move (c) shows 3 to 5 icons (d) hides extra links
  21. 21.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  22. 22.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) goes to the last screen (d) hides extra links
  23. 23.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Friend list (c) Lessons (d) Map
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Home tab
    4. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Search (d) Help page
  26. 26.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) switches main sections
  27. 27.🧭 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. open “Video”
    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 Feed tab
    2. open “Score card”
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Map (c) Chat (d) Score card
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Chat tab
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Map (c) Feed (d) Chat
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    4. tap the Settings tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Chat (d) Badges
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Badges”
    4. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Badges
  32. 32.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Video”
    4. tap the Profile tab
    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. open “Friend list”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    4. open “Edit photo”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. open “Score card”
    4. tap the Quiz tab
    5. open “Friend list”
    Which screen are you on now?     (a) Score card (b) Match report (c) Friend list (d) Video
  38. 38.🧭 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 “Score card”
    Which screen are you on now?     (a) Home (b) Score card (c) Search (d) Profile
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Map”
    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 Search tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Profile

Answer key

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

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