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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 645 · 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.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) nowhere (d) in the middle
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Settings (c) Help page (d) Chat
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Video”
    Which screen are you on now?     (a) Score card (b) Feed (c) Edit photo (d) Video
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Which part of navigation goes to the last screen? (a) a menu button (b) a tab bar (c) the back button
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Match report
  8. 8.🧭 Which part of navigation switches main sections? (a) the back button (b) a menu button (c) a tab bar
  9. 9.🧭 Why should every screen show where you are? (a) to use more battery (b) to hide the menu (c) to look busy (d) so users do not get lost
  10. 10.Which of these is true of the back button? (a) switches main sections (b) opens a list of pages (c) shows 3 to 5 icons (d) undoes one move
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Settings tab
    3. open “Friend list”
    4. tap Back
    Which screen are you on now?     (a) Friend list (b) Settings (c) Edit photo (d) Feed
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Badges”
    3. tap Back
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Score card (c) Home (d) Search
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Help page”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap the Me tab
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Edit photo”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Home (c) Match report (d) Search
  18. 18.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Badges”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. tap the Home tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Match report
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) the phone settings (d) a random page
  22. 22.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) shows 3 to 5 icons (d) goes to the last screen
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Score card”
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Help page (c) Friend list (d) Lessons
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Map
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Video”
    3. tap the Me tab
    4. tap the Quiz tab
    5. open “Edit photo”
    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 “Match report”
    2. tap Back
    3. tap the Home tab
    4. tap the Search tab
    5. open “Video”
    Which screen are you on now?     (a) Home (b) Match report (c) Search (d) Video
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. open “Score card”
    4. tap the Profile tab
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Edit photo (d) Me
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Badges”
    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 Quiz tab
    2. open “Match report”
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) opens a list of pages (d) sits at the bottom
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Map (d) Video
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. tap the Me tab
    4. open “Map”
    5. open “Match report”
    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 Chat tab
    3. open “Score card”
    4. tap the Feed tab
    5. open “Match report”
    Which screen are you on now?     (a) Score card (b) Feed (c) Video (d) Match report
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Edit photo”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Edit photo (b) Home (c) Profile (d) Search
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Match report”
    3. open “Match report”
    4. open “Map”
    5. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Match report (c) Map (d) Video
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Feed tab
    3. open “Edit photo”
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Edit photo (c) Settings (d) Help page

Answer key

  1. at the bottom
  2. Feed
  3. 1
  4. Video
  5. 1
  6. the back button
  7. Match report
  8. a tab bar
  9. so users do not get lost
  10. undoes one move
  11. Settings
  12. 1
  13. a menu button
  14. Home
  15. 2
  16. 0
  17. Match report
  18. 3
  19. Home
  20. 0
  21. that tab’s main screen
  22. opens a list of pages
  23. 0
  24. 0
  25. Lessons
  26. Home
  27. 1
  28. 1
  29. Video
  30. 1
  31. Edit photo
  32. 1
  33. 1
  34. sits at the bottom
  35. Map
  36. 2
  37. Match report
  38. Edit photo
  39. Friend list
  40. Settings

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