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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 715 · 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 of these is true of a menu button? (a) undoes one move (b) sits at the bottom (c) switches main sections (d) opens a list of pages
  2. 2.Which of these is true of a menu button? (a) switches main sections (b) hides extra links (c) sits at the bottom (d) goes to the last screen
  3. 3.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the phone settings (c) the last app used (d) that tab’s main screen
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. tap the Home tab
    4. open “Friend list”
    5. open “Map”
    Which screen are you on now?     (a) Home (b) Video (c) Friend list (d) Map
  5. 5.🧭 Which part of navigation hides extra links? (a) a tab bar (b) a menu button (c) the back button
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Profile tab
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. open “Match report”
    Which screen are you on now?     (a) Score card (b) Chat (c) Feed (d) Match report
  8. 8.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) hides extra links (d) opens a list of pages
  9. 9.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) the back button (c) a menu button
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Badges”
    4. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  11. 11.🧭 What does the back button usually do? (a) opens settings (b) deletes the page (c) closes all apps (d) goes to the last screen
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. tap the Feed tab
    4. open “Edit photo”
    5. tap the Feed tab
    Which screen are you on now?     (a) Edit photo (b) Chat (c) Score card (d) Feed
  13. 13.🧭 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
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. tap the Search tab
    4. open “Edit photo”
    5. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. tap Back
    3. open “Match report”
    Which screen are you on now?     (a) Settings (b) Chat (c) Match report (d) Feed
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Help page”
    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. tap the Home tab
    2. open “Help page”
    3. tap Back
    4. tap the Search tab
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 Which part of navigation sits at the bottom? (a) a tab bar (b) the back button (c) a menu button
  19. 19.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Video”
    3. tap the Feed tab
    4. open “Badges”
    Which screen are you on now?     (a) Badges (b) Feed (c) Chat (d) Video
  21. 21.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Score card”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Score card”
    3. open “Score card”
    4. open “Video”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Badges”
    3. tap Back
    Which screen are you on now?     (a) Search (b) Badges (c) Profile (d) Home
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Edit photo”
    3. tap the Quiz tab
    4. open “Match report”
    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. tap the Chat tab
    2. open “Match report”
    3. tap Back
    Which screen are you on now?     (a) Feed (b) Settings (c) Match report (d) Chat
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Friend list”
    3. tap the Feed tab
    4. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap Back
    3. open “Score card”
    4. tap Back
    5. open “Badges”
    Which screen are you on now?     (a) Score card (b) Badges (c) Search (d) Home
  28. 28.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. tap the Settings tab
    3. open “Score card”
    Which screen are you on now?     (a) Feed (b) Help page (c) Score card (d) Chat
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. open “Map”
    3. tap the Search tab
    4. open “Video”
    5. open “Map”
    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. open “Edit photo”
    2. tap Back
    3. open “Score card”
    4. tap Back
    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. open “Video”
    2. open “Video”
    3. tap Back
    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 “Score card”
    3. open “Badges”
    4. open “Video”
    5. tap Back
    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) sits at the bottom (c) opens a list of pages (d) undoes one move
  34. 34.🧭 Which part of navigation undoes one move? (a) a menu button (b) the back button (c) a tab bar
  35. 35.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) a menu button (c) the back button
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Help page”
    3. open “Badges”
    4. tap Back
    5. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Match report”
    3. open “Edit photo”
    4. tap Back
    Which screen are you on now?     (a) Match report (b) Feed (c) Chat (d) Edit photo
  38. 38.🧭 Where is a tab bar usually placed in a phone app? (a) inside a button (b) at the bottom (c) nowhere (d) in the middle
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Map”
    3. tap Back
    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. tap the Profile tab
    2. open “Help page”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?

Answer key

  1. opens a list of pages
  2. hides extra links
  3. that tab’s main screen
  4. Map
  5. a menu button
  6. 1
  7. Match report
  8. sits at the bottom
  9. the back button
  10. 0
  11. goes to the last screen
  12. Feed
  13. so users do not get lost
  14. 0
  15. Match report
  16. 2
  17. 1
  18. a tab bar
  19. a menu button
  20. Badges
  21. 3
  22. 0
  23. Profile
  24. 1
  25. Chat
  26. 0
  27. Badges
  28. Score card
  29. 2
  30. 0
  31. 1
  32. 2
  33. undoes one move
  34. the back button
  35. a tab bar
  36. 2
  37. Match report
  38. at the bottom
  39. 1
  40. 0

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