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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 474 · 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.🧭 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
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Search tab
    3. tap the Search tab
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Search (c) Home (d) Edit photo
  3. 3.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 What does the back button usually do? (a) deletes the page (b) goes to the last screen (c) opens settings (d) closes all apps
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Friend list”
    Which screen are you on now?     (a) Settings (b) Friend list (c) Chat (d) Feed
  7. 7.🧭 Why should every screen show where you are? (a) to look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Profile
  9. 9.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
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Map”
    4. tap the Home tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Help page (b) Map (c) Home (d) Edit photo
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Video”
    4. tap the Profile tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    4. tap the Feed tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Video (b) Friend list (c) Feed (d) Edit photo
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Match report”
    3. open “Video”
    4. open “Match report”
    Which screen are you on now?     (a) Home (b) Match report (c) Help page (d) Video
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    5. open “Map”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Feed (d) Match report
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap the Quiz tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Lessons (c) Video (d) Edit photo
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Chat tab
    Which screen are you on now?     (a) Chat (b) Feed (c) Map (d) Score card
  17. 17.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  18. 18.Which of these is true of the back button? (a) shows 3 to 5 icons (b) goes to the last screen (c) sits at the bottom (d) opens a list of pages
  19. 19.🧭 Which part of navigation hides extra links? (a) the back button (b) a menu button (c) a tab bar
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.Which of these is true of a menu button? (a) goes to the last screen (b) switches main sections (c) hides extra links (d) sits at the bottom
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap the Chat tab
    3. tap the Chat tab
    4. open “Match report”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    4. open “Match report”
    5. tap Back
    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. open “Friend list”
    2. tap Back
    3. open “Score card”
    4. tap Back
    Which screen are you on now?     (a) Search (b) Home (c) Friend list (d) Score card
  25. 25.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) goes to the last screen (d) switches main sections
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Map”
    4. tap the Profile tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile (d) Map
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap the Feed tab
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Match report (b) Help page (c) Feed (d) Edit photo
  28. 28.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Edit photo”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. open “Map”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of a tab bar? (a) undoes one move (b) shows 3 to 5 icons (c) goes to the last screen (d) opens a list of pages
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. open “Score card”
    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. open “Help page”
    2. tap Back
    3. open “Badges”
    4. tap the Lessons tab
    5. tap the Me tab
    Which screen are you on now?     (a) Badges (b) Me (c) Lessons (d) Help page
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Search tab
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Home (c) Search (d) Badges
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Match report”
    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 Chat tab
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap the Profile tab
    5. open “Badges”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Badges
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Map”
    4. tap the Feed tab
    5. tap the Feed tab
    Which screen are you on now?     (a) Map (b) Chat (c) Edit photo (d) Feed
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Me tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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