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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 831 · 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. open “Map”
    3. tap Back
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. tap Back
    3. tap the Feed tab
    4. tap the Feed tab
    5. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Match report”
    3. open “Edit photo”
    4. tap the Profile tab
    5. open “Help page”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Home (d) Match report
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap Back
    4. open “Friend list”
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Friend list (c) Match report (d) Lessons
  5. 5.🧭 What does the back button usually do? (a) goes to the last screen (b) opens settings (c) deletes the page (d) closes all apps
  6. 6.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) that tab’s main screen (d) the last app used
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Lessons tab
    3. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) at the bottom (c) in the middle (d) inside a button
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap Back
    4. open “Video”
    5. tap Back
    Which screen are you on now?     (a) Feed (b) Help page (c) Video (d) Chat
  10. 10.🧭 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?
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. tap the Me tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Video
  12. 12.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. open “Badges”
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Badges
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Map”
    4. tap the Home tab
    5. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Badges”
    3. tap Back
    4. tap the Search tab
    5. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Score card”
    3. open “Match report”
    4. tap the Profile tab
    5. open “Video”
    Which screen are you on now?     (a) Score card (b) Badges (c) Video (d) Match report
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap Back
    Which screen are you on now?     (a) Score card (b) Search (c) Friend list (d) Home
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Score card”
    3. open “Edit photo”
    4. tap Back
    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 “Score card”
    2. tap the Profile tab
    3. open “Map”
    4. 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 Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Match report”
    Which screen are you on now?     (a) Home (b) Match report (c) Edit photo (d) Search
  20. 20.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) a menu button (c) the back button
  21. 21.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Settings tab
    4. open “Edit photo”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. tap Back
    3. open “Badges”
    Which screen are you on now?     (a) Search (b) Video (c) Badges (d) Home
  25. 25.🧭 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
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Badges”
    4. tap Back
    5. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Help page (c) Lessons (d) Badges
  27. 27.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Friend list”
    4. open “Match report”
    5. tap Back
    Which screen are you on now?     (a) Video (b) Feed (c) Match report (d) Friend list
  28. 28.Which of these is true of a tab bar? (a) hides extra links (b) undoes one move (c) switches main sections (d) opens a list of pages
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Map”
    3. open “Friend list”
    4. open “Badges”
    Which screen are you on now?     (a) Friend list (b) Map (c) Badges (d) Video
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Search tab
    3. tap the Profile tab
    4. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. tap the Lessons tab
    3. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 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. tap the Chat tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.Which of these is true of the back button? (a) switches main sections (b) shows 3 to 5 icons (c) hides extra links (d) goes to the last screen
  34. 34.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. tap the Home tab
    Which screen are you on now?     (a) Profile (b) Search (c) Home
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Map”
    3. open “Map”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 Which part of navigation undoes one move? (a) the back button (b) a tab bar (c) a menu button
  38. 38.🧭 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
    4. tap the Profile tab
    Which screen are you on now?     (a) Badges (b) Profile (c) Search (d) Home
  39. 39.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  40. 40.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Map”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Chat (d) Map

Answer key

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

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