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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 25 · 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 “Badges”
    2. open “Badges”
    3. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.Which of these is true of a tab bar? (a) opens a list of pages (b) hides extra links (c) undoes one move (d) shows 3 to 5 icons
  3. 3.🧭 Which part of navigation switches main sections? (a) a menu button (b) a tab bar (c) the back button
  4. 4.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) sits at the bottom
  5. 5.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. open “Badges”
    3. tap the Quiz tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) shows 3 to 5 icons (d) sits at the bottom
  7. 7.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  9. 9.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. open “Edit photo”
    4. tap the Me tab
    Which screen are you on now?     (a) Me (b) Edit photo (c) Lessons (d) Video
  10. 10.🧭 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
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Map”
    3. open “Video”
    Which screen are you on now?     (a) Chat (b) Video (c) Feed (d) Map
  12. 12.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. tap the Home tab
    4. open “Match report”
    Which screen are you on now?     (a) Match report (b) Home (c) Map (d) Video
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Help page”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Badges (b) Edit photo (c) Home (d) Help page
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. open “Friend list”
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Match report (d) Friend list
  16. 16.🧭 Which part of navigation shows 3 to 5 icons? (a) the back button (b) a tab bar (c) a menu button
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Profile tab
    3. tap the Home tab
    4. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap Back
    4. tap the Search tab
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Match report”
    4. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) switches main sections
  21. 21.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Friend list”
    4. open “Score card”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 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
  23. 23.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. tap the Chat tab
    4. open “Help page”
    5. tap the Chat tab
    Which screen are you on now?     (a) Help page (b) Match report (c) Feed (d) Chat
  24. 24.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Match report”
    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. tap the Me tab
    2. open “Score card”
    3. tap the Me tab
    Which screen are you on now?     (a) Me (b) Lessons (c) Score card (d) Quiz
  26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Profile tab
    4. open “Help page”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz 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 Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    4. open “Friend list”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Video”
    4. tap Back
    Which screen are you on now?     (a) Video (b) Feed (c) Chat (d) Help page
  30. 30.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Chat 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. tap the Settings tab
    2. open “Edit photo”
    3. tap Back
    4. tap the Chat tab
    Which screen are you on now?     (a) Feed (b) Chat (c) Edit photo (d) Settings
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Edit photo”
    3. tap the Settings tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Friend list”
    4. open “Map”
    5. open “Friend list”
    Which screen are you on now?     (a) Home (b) Score card (c) Map (d) Friend list
  34. 34.🧭 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 Profile tab
    5. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Match report (d) Home
  35. 35.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  36. 36.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) shows 3 to 5 icons
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. open “Badges”
    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. tap the Profile tab
    2. open “Video”
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. tap Back
    3. open “Match report”
    4. tap the Feed tab
    Which screen are you on now?     (a) Video (b) Match report (c) Chat (d) Feed
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. open “Video”
    4. open “Edit photo”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

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

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