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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 800 · 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 “Map”
    2. open “Video”
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Lessons (c) Video (d) Quiz
  2. 2.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Map”
    3. tap Back
    4. tap the Home tab
    5. tap the Search tab
    Which screen are you on now?     (a) Map (b) Search (c) Match report (d) Home
  3. 3.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap Back
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Me
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 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
  6. 6.Which of these is true of a tab bar? (a) sits at the bottom (b) undoes one move (c) hides extra links (d) goes to the last screen
  7. 7.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  8. 8.🧭 Which part of navigation goes to the last screen? (a) the back button (b) a tab bar (c) a menu button
  9. 9.🧭 Which part of navigation switches main sections? (a) a menu button (b) the back button (c) a tab bar
  10. 10.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) in the middle (c) at the bottom (d) nowhere
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap the Feed tab
    3. open “Map”
    4. tap the Settings tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Match report (b) Map (c) Feed (d) Chat
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. tap the Lessons tab
    4. open “Score card”
    5. tap Back
    Which screen are you on now?     (a) Me (b) Lessons (c) Quiz (d) Score card
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Map”
    3. open “Friend list”
    Which screen are you on now?     (a) Lessons (b) Map (c) Edit photo (d) Friend list
  14. 14.Which of these is true of the back button? (a) opens a list of pages (b) shows 3 to 5 icons (c) undoes one move (d) sits at the bottom
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Settings tab
    4. open “Edit photo”
    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 “Help page”
    2. tap Back
    3. open “Video”
    4. tap the Me tab
    5. open “Edit photo”
    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. open “Map”
    2. tap Back
    3. tap the Profile tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Home (d) Search
  19. 19.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.🧭 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. open “Match report”
    Which screen are you on now?     (a) Feed (b) Video (c) Score card (d) Match report
  21. 21.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) goes to the last screen (d) closes all apps
  22. 22.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  23. 23.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a tab bar (c) a menu button
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Friend list”
    3. tap Back
    4. open “Help page”
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    4. open “Friend list”
    Which screen are you on now?     (a) Map (b) Friend list (c) Feed (d) Video
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. open “Friend list”
    4. open “Score card”
    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. open “Badges”
    3. tap Back
    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 “Badges”
    2. tap the Profile tab
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Home (b) Profile (c) Badges (d) Edit photo
  29. 29.Which of these is true of a tab bar? (a) switches main sections (b) hides extra links (c) opens a list of pages (d) undoes one move
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Badges”
    3. tap Back
    4. open “Badges”
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Friend list”
    3. tap the Me tab
    4. tap the Me tab
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Me (d) Edit photo
  33. 33.Which of these is true of a tab bar? (a) goes to the last screen (b) undoes one move (c) opens a list of pages (d) shows 3 to 5 icons
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Profile tab
    3. open “Friend list”
    4. tap the Home tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.Which of these is true of a menu button? (a) switches main sections (b) undoes one move (c) opens a list of pages (d) sits at the bottom
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Help page”
    3. open “Badges”
    4. open “Badges”
    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 Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. open “Edit photo”
    5. tap the Search tab
    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. open “Match report”
    2. tap Back
    3. tap the Profile tab
    4. tap the Search tab
    5. open “Edit photo”
    Which screen are you on now?     (a) Match report (b) Search (c) Edit photo (d) Home
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Help page”
    Which screen are you on now?     (a) Chat (b) Feed (c) Help page (d) Friend list
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap the Feed tab
    3. open “Help page”
    Which screen are you on now?     (a) Badges (b) Chat (c) Help page (d) Feed

Answer key

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

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