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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 98 · 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 “Video”
    2. tap Back
    3. tap the Chat tab
    4. open “Match report”
    Which screen are you on now?     (a) Video (b) Match report (c) Chat (d) Feed
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Edit photo”
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Badges (b) Chat (c) Feed (d) Edit photo
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap Back
    3. open “Friend list”
    4. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  4. 4.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.Which of these is true of the back button? (a) goes to the last screen (b) shows 3 to 5 icons (c) hides extra links (d) sits at the bottom
  7. 7.Which of these is true of the back button? (a) undoes one move (b) sits at the bottom (c) switches main sections (d) opens a list of pages
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Video”
    3. tap the Lessons tab
    4. open “Score card”
    Which screen are you on now?     (a) Quiz (b) Video (c) Lessons (d) Score card
  9. 9.🧭 Which part of navigation undoes one move? (a) a tab bar (b) a menu button (c) the back button
  10. 10.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  11. 11.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Me tab
    4. tap the Lessons tab
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Quiz tab
    3. tap the Lessons tab
    Which screen are you on now?     (a) Lessons (b) Video (c) Quiz (d) Me
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. open “Match report”
    4. tap the Feed tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.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
  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 Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. open “Video”
    3. tap the Chat tab
    4. tap the Chat tab
    5. tap the Chat tab
    Which screen are you on now?     (a) Score card (b) Feed (c) Video (d) Chat
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. tap the Me tab
    4. open “Score card”
    5. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) in the middle (c) inside a button (d) at the bottom
  20. 20.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Quiz tab
    4. open “Help page”
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Video (d) Help page
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Friend list”
    3. tap the Profile tab
    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 look busy (b) to hide the menu (c) so users do not get lost (d) to use more battery
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Home tab
    3. tap the Home tab
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  24. 24.🧭 Which part of navigation sits at the bottom? (a) a menu button (b) the back button (c) a tab bar
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Home (d) Video
  26. 26.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) hides extra links
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Video”
    3. open “Video”
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  28. 28.🧭 Which part of navigation hides extra links? (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. open “Score card”
    2. tap the Search tab
    3. tap the Search tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home (d) Score card
  30. 30.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap the Lessons tab
    3. tap the Me tab
    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 “Match report”
    2. tap Back
    3. tap the Search tab
    4. open “Friend list”
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 Tapping a tab usually takes you to ___. (a) the phone settings (b) that tab’s main screen (c) a random page (d) the last app used
  34. 34.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Match report”
    3. tap the Settings tab
    Which screen are you on now?     (a) Settings (b) Chat (c) Feed (d) Match report
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap the Home tab
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Search (c) Home (d) Profile
  36. 36.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. open “Match report”
    4. tap Back
    5. tap the Quiz tab
    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 “Score card”
    2. tap the Profile tab
    3. open “Edit photo”
    Which screen are you on now?     (a) Search (b) Home (c) Edit photo (d) Score card
  38. 38.Which of these is true of a menu button? (a) switches main sections (b) goes to the last screen (c) opens a list of pages (d) sits at the bottom
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Edit photo”
    3. tap Back
    4. tap the Home tab
    5. open “Match report”
    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 “Map”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?     (a) Home (b) Profile (c) Search (d) Map

Answer key

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

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