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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 232 · 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 Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Help page”
    4. tap Back
    Which screen are you on now?     (a) Me (b) Help page (c) Quiz (d) Lessons
  2. 2.🧭 Why should every screen show where you are? (a) so users do not get lost (b) to use more battery (c) to look busy (d) to hide the menu
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Home tab
    3. open “Badges”
    4. tap Back
    5. tap the Search tab
    Which screen are you on now?     (a) Home (b) Search (c) Badges (d) Map
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Match report”
    4. open “Badges”
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Match report”
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 Where is a tab bar usually placed in a phone app? (a) at the bottom (b) in the middle (c) nowhere (d) inside a button
  7. 7.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap the Home tab
    4. open “Friend list”
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) that tab’s main screen (c) the phone settings (d) the last app used
  9. 9.🧭 Which part of navigation switches main sections? (a) a tab bar (b) a menu button (c) the back button
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. tap the Search tab
    Which screen are you on now?     (a) Search (b) Home (c) Profile
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Badges”
    3. tap the Home tab
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Badges (c) Home (d) Help page
  12. 12.Which of these is true of the back button? (a) hides extra links (b) opens a list of pages (c) undoes one move (d) sits at the bottom
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Home (d) Badges
  14. 14.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Help page”
    3. open “Score card”
    4. open “Friend list”
    Which screen are you on now?     (a) Friend list (b) Help page (c) Score card (d) Match report
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. open “Edit photo”
    4. tap the Me 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. tap the Settings tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Edit photo”
    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. tap Back
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Video (b) Help page (c) Lessons (d) Edit photo
  20. 20.Which of these is true of a tab bar? (a) goes to the last screen (b) shows 3 to 5 icons (c) opens a list of pages (d) hides extra links
  21. 21.🧭 Which part of navigation hides extra links? (a) a menu button (b) the back button (c) a tab bar
  22. 22.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. open “Video”
    4. open “Help page”
    Which screen are you on now?     (a) Video (b) Help page (c) Score card (d) Home
  23. 23.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) switches main sections
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. tap the Home tab
    Which screen are you on now?     (a) Badges (b) Home (c) Help page (d) Search
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Video”
    3. open “Edit photo”
    4. 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. tap the Profile tab
    2. tap the Profile tab
    3. open “Friend list”
    4. open “Edit photo”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Edit photo”
    3. tap the Feed tab
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Badges (b) Feed (c) Friend list (d) Chat
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Badges”
    3. tap Back
    4. tap the Home tab
    5. open “Video”
    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. tap the Home tab
    2. open “Friend list”
    3. tap the Profile tab
    4. open “Badges”
    5. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Friend list (c) Badges (d) Profile
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. tap the Home tab
    4. open “Help page”
    5. tap the Search tab
    Which screen are you on now?     (a) Score card (b) Help page (c) Search (d) Home
  32. 32.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) opens a list of pages (d) goes to the last screen
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap the Lessons tab
    3. open “Help page”
    4. open “Map”
    Which screen are you on now?     (a) Map (b) Lessons (c) Help page (d) Quiz
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. tap Back
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. open “Edit photo”
    3. tap Back
    4. open “Map”
    5. open “Edit photo”
    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) the back button (c) a menu button
  38. 38.🧭 What does the back button usually do? (a) goes to the last screen (b) deletes the page (c) opens settings (d) closes all apps
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. 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 Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Help page”
    5. tap the Home tab
    Which screen are you on now?     (a) Home (b) Edit photo (c) Search (d) Help page

Answer key

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

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