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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 596 · 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.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  2. 2.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  3. 3.Which of these is true of a menu button? (a) hides extra links (b) switches main sections (c) shows 3 to 5 icons (d) sits at the bottom
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Map”
    4. tap the Profile tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Map”
    3. tap Back
    4. open “Video”
    Which screen are you on now?     (a) Lessons (b) Video (c) Map (d) Quiz
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. tap Back
    4. open “Help page”
    Which screen are you on now?     (a) Chat (b) Help page (c) Video (d) Feed
  7. 7.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?     (a) Lessons (b) Map (c) Quiz (d) Score card
  9. 9.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) a tab bar (c) the back button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Me tab
    Which screen are you on now?     (a) Score card (b) Me (c) Quiz (d) Lessons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Help page”
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) nowhere (c) at the bottom (d) inside a button
  13. 13.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) hides extra links (c) opens a list of pages (d) undoes one move
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. open “Help page”
    4. open “Friend list”
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Help page (c) Friend list (d) Match report
  15. 15.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a menu button (c) a tab bar
  16. 16.Which of these is true of a menu button? (a) shows 3 to 5 icons (b) opens a list of pages (c) goes to the last screen (d) undoes one move
  17. 17.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) goes to the last screen (d) opens settings
  18. 18.Which of these is true of a tab bar? (a) undoes one move (b) hides extra links (c) goes to the last screen (d) switches main sections
  19. 19.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) a random page (c) the phone settings (d) the last app used
  20. 20.🧭 About how many tabs suit a tab bar best? (a) 3 to 5 (b) 20 (c) 10 to 12 (d) 1
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) sits at the bottom
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap Back
    3. open “Edit photo”
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Chat (d) Score card
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Edit photo”
    4. tap Back
    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 “Help page”
    2. tap Back
    3. open “Score card”
    4. open “Edit photo”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Score card”
    4. open “Help page”
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Map (c) Help page (d) Video
  27. 27.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) a tab bar (c) the back button
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Help page”
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. tap the Feed tab
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Match report”
    3. tap Back
    4. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Score card (d) Match report
  32. 32.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Match report”
    4. tap the Home tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    4. tap the Home tab
    5. open “Map”
    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 Back
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Feed (c) Chat (d) Video
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    4. open “Video”
    Which screen are you on now?     (a) Chat (b) Video (c) Map (d) Feed
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    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 “Score card”
    2. tap the Search tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Search (c) Score card (d) Edit photo
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. tap Back
    4. tap Back
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Video (d) Lessons

Answer key

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

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