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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 427 · 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.

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

Answer key

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

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