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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 713 · 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 “Help page”
    2. tap the Feed tab
    3. open “Map”
    Which screen are you on now?     (a) Feed (b) Help page (c) Chat (d) Map
  2. 2.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap the Search tab
    Which screen are you on now?     (a) Friend list (b) Map (c) Home (d) Search
  4. 4.🧭 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
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap the Quiz tab
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Badges
  6. 6.🧭 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?
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. tap Back
    4. open “Map”
    5. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Score card (c) Edit photo (d) Map
  8. 8.🧭 Which part of navigation hides extra links? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Score card”
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Lessons (c) Map (d) Score card
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Match report”
    3. open “Badges”
    4. open “Score card”
    5. open “Edit photo”
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Badges (d) Match report
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Badges”
    3. open “Score card”
    4. open “Badges”
    Which screen are you on now?     (a) Home (b) Score card (c) Friend list (d) Badges
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  14. 14.Which of these is true of the back button? (a) sits at the bottom (b) switches main sections (c) goes to the last screen (d) opens a list of pages
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Profile (b) Video (c) Home (d) Search
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. tap the Quiz tab
    5. tap the Me tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Friend list”
    4. tap the Feed tab
    5. tap the Feed 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 “Help page”
    2. tap Back
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) goes to the last screen (d) shows 3 to 5 icons
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Video”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Help page”
    4. tap Back
    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 “Help page”
    2. open “Video”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Help page
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Map”
    4. tap the Chat tab
    Which screen are you on now?     (a) Map (b) Help page (c) Feed (d) Chat
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. tap the Lessons tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) goes to the last screen (d) switches main sections
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Score card”
    3. tap Back
    4. open “Badges”
    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 “Edit photo”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Edit photo (b) Profile (c) Home (d) Search
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. tap the Settings tab
    5. open “Score card”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Score card (d) Feed
  31. 31.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Help page (c) Feed (d) Score card
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Score card”
    4. tap Back
    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. tap the Feed tab
    2. open “Friend list”
    3. tap Back
    4. tap the Feed tab
    Which screen are you on now?     (a) Friend list (b) Settings (c) Chat (d) Feed
  35. 35.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) the last app used (c) a random page (d) that tab’s main screen
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. tap the Chat tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Settings (d) Chat
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Help page”
    4. open “Map”
    5. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Help page (c) Edit photo (d) Map
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Score card”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Badges”
    4. tap the Chat tab
    Which screen are you on now?     (a) Badges (b) Settings (c) Chat (d) Feed

Answer key

  1. Map
  2. goes to the last screen
  3. Search
  4. at the bottom
  5. Quiz
  6. 0
  7. Edit photo
  8. a menu button
  9. Score card
  10. Edit photo
  11. Badges
  12. 1
  13. a menu button
  14. goes to the last screen
  15. Search
  16. 0
  17. 0
  18. 0
  19. shows 3 to 5 icons
  20. 0
  21. 0
  22. Lessons
  23. Chat
  24. 0
  25. the back button
  26. 1
  27. switches main sections
  28. 1
  29. Home
  30. Score card
  31. the back button
  32. Help page
  33. 0
  34. Feed
  35. that tab’s main screen
  36. Chat
  37. Edit photo
  38. 0
  39. 0
  40. Chat

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