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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 241 · 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. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Map (c) Feed (d) Chat
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) goes to the last screen (c) shows 3 to 5 icons (d) undoes one move
  3. 3.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) nowhere (c) inside a button (d) in the middle
  4. 4.Which of these is true of the back button? (a) sits at the bottom (b) undoes one move (c) switches main sections (d) opens a list of pages
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Chat tab
    3. open “Match report”
    Which screen are you on now?     (a) Help page (b) Match report (c) Feed (d) Chat
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. open “Match report”
    5. tap the Feed 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) shows 3 to 5 icons (b) undoes one move (c) goes to the last screen (d) hides extra links
  8. 8.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) hides extra links (d) sits at the bottom
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Friend list (c) Quiz (d) Score card
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Badges”
    Which screen are you on now?     (a) Score card (b) Quiz (c) Lessons (d) Badges
  12. 12.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Video”
    3. tap the Chat tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) a tab bar (c) the back button
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. tap Back
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Lessons (d) Me
  17. 17.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  18. 18.🧭 What does the back button usually do? (a) opens settings (b) goes to the last screen (c) deletes the page (d) closes all apps
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Match report”
    3. tap the Lessons tab
    4. open “Help page”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Score card”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Score card (d) Search
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. tap the Feed tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Chat (b) Feed (c) Score card (d) Friend list
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Map”
    3. open “Score card”
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. tap the Feed tab
    4. tap the Settings tab
    5. tap the Feed tab
    Which screen are you on now?     (a) Video (b) Settings (c) Chat (d) Feed
  24. 24.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Help page”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Quiz tab
    4. tap the Lessons tab
    5. tap the Me tab
    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 “Video”
    2. tap Back
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Edit photo (c) Video (d) Home
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap the Quiz tab
    4. open “Map”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Video
  32. 32.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a tab bar (c) a menu button
  33. 33.Which of these is true of a tab bar? (a) undoes one move (b) goes to the last screen (c) switches main sections (d) hides extra links
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. tap Back
    4. 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 “Video”
    2. tap the Chat tab
    3. open “Map”
    Which screen are you on now?     (a) Video (b) Map (c) Chat (d) Feed
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Friend list”
    3. open “Video”
    4. tap Back
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Video”
    5. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  38. 38.🧭 Tapping a tab usually takes you to ___. (a) the last app used (b) the phone settings (c) a random page (d) that tab’s main screen
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Match report”
    3. tap the Search tab
    4. open “Match report”
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Match report
  40. 40.🧭 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. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Feed (c) Settings (d) Chat

Answer key

  1. Map
  2. shows 3 to 5 icons
  3. at the bottom
  4. undoes one move
  5. Match report
  6. 0
  7. hides extra links
  8. goes to the last screen
  9. Friend list
  10. 0
  11. Badges
  12. a menu button
  13. 0
  14. 1
  15. a tab bar
  16. Edit photo
  17. the back button
  18. goes to the last screen
  19. 0
  20. Home
  21. Feed
  22. 2
  23. Feed
  24. a menu button
  25. 0
  26. 0
  27. Edit photo
  28. 0
  29. 1
  30. 0
  31. Home
  32. a tab bar
  33. switches main sections
  34. 0
  35. Map
  36. 3
  37. 0
  38. that tab’s main screen
  39. Map
  40. Chat

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