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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 356 · 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 Chat tab
    3. tap the Feed tab
    4. open “Friend list”
    Which screen are you on now?     (a) Chat (b) Help page (c) Friend list (d) Feed
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Help page”
    3. open “Match report”
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.Which of these is true of the back button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
  4. 4.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  5. 5.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. open “Map”
    3. open “Badges”
    4. open “Score card”
    5. open “Help page”
    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. open “Help page”
    2. tap the Feed tab
    3. open “Score card”
    4. tap the Feed tab
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Help page
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Badges”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Why should every screen show where you are? (a) to hide the menu (b) so users do not get lost (c) to use more battery (d) to look busy
  10. 10.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap the Feed tab
    3. open “Badges”
    4. tap the Chat tab
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Feed (c) Badges (d) Map
  11. 11.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  12. 12.Which of these is true of the back button? (a) shows 3 to 5 icons (b) opens a list of pages (c) hides extra links (d) undoes one move
  13. 13.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the last app used (d) the phone settings
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. open “Match report”
    3. tap Back
    4. tap the Quiz tab
    5. open “Match report”
    Which screen are you on now?     (a) Match report (b) Video (c) Lessons (d) Quiz
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Profile tab
    Which screen are you on now?     (a) Profile (b) Edit photo (c) Score card (d) Home
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Match report”
    4. open “Friend list”
    Which screen are you on now?     (a) Home (b) Match report (c) Score card (d) Friend list
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Edit photo”
    3. 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 “Score card”
    2. tap the Settings tab
    3. open “Score card”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 What does the back button usually do? (a) closes all apps (b) deletes the page (c) opens settings (d) goes to the last screen
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Help page”
    3. open “Friend list”
    4. open “Score card”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Score card”
    3. open “Edit photo”
    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. open “Score card”
    2. open “Map”
    3. tap the Settings tab
    4. tap the Settings tab
    Which screen are you on now?     (a) Feed (b) Map (c) Score card (d) Settings
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Edit photo (d) Search
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Settings (d) Feed
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Video”
    3. open “Map”
    4. tap the Settings tab
    Which screen are you on now?     (a) Video (b) Map (c) Settings (d) Help page
  27. 27.Which of these is true of a tab bar? (a) opens a list of pages (b) undoes one move (c) hides extra links (d) switches main sections
  28. 28.Which of these is true of a menu button? (a) hides extra links (b) sits at the bottom (c) switches main sections (d) shows 3 to 5 icons
  29. 29.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Score card”
    3. open “Help page”
    Which screen are you on now?     (a) Score card (b) Help page (c) Feed (d) Chat
  31. 31.Which of these is true of a tab bar? (a) hides extra links (b) shows 3 to 5 icons (c) undoes one move (d) goes to the last screen
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Friend list”
    4. tap Back
    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 Lessons tab
    2. tap the Quiz tab
    3. open “Map”
    4. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Me (c) Lessons (d) Map
  34. 34.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) inside a button (c) nowhere (d) in the middle
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    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?
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Badges”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of a menu button? (a) undoes one move (b) goes to the last screen (c) opens a list of pages (d) shows 3 to 5 icons
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. tap the Chat tab
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Match report (d) Feed
  39. 39.Which of these is true of a tab bar? (a) hides extra links (b) sits at the bottom (c) goes to the last screen (d) undoes one move
  40. 40.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Match report (b) Home (c) Search (d) Map

Answer key

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

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