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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 160 · 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 Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Profile tab
    3. tap the Profile tab
    4. open “Map”
    5. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  2. 2.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  3. 3.🧭 What does the back button usually do? (a) goes to the last screen (b) closes all apps (c) opens settings (d) deletes the page
  4. 4.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. open “Video”
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Match report”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Match report (c) Edit photo (d) Chat
  6. 6.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Match report”
    3. tap the Home tab
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation switches main sections? (a) the back button (b) a tab bar (c) a menu button
  8. 8.🧭 Why should every screen show where you are? (a) to use more battery (b) so users do not get lost (c) to hide the menu (d) to look busy
  9. 9.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    4. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  10. 10.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. open “Friend list”
    4. open “Help page”
    5. tap Back
    Which screen are you on now?     (a) Badges (b) Lessons (c) Help page (d) Friend list
  11. 11.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Match report”
    3. tap Back
    4. open “Video”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap the Chat tab
    3. tap the Feed tab
    4. open “Match report”
    Which screen are you on now?     (a) Feed (b) Chat (c) Friend list (d) Match report
  13. 13.🧭 Tapping a tab usually takes you to ___. (a) a random page (b) the last app used (c) the phone settings (d) that tab’s main screen
  14. 14.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Search tab
    3. open “Friend list”
    4. tap the Home tab
    5. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Friend list (c) Home (d) Profile
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap the Feed tab
    3. open “Help page”
    4. open “Match report”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap the Home tab
    3. open “Edit photo”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. tap the Feed tab
    4. open “Friend list”
    5. tap the Settings tab
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. open “Friend list”
    3. open “Match report”
    4. tap Back
    5. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  19. 19.🧭 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 Back
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.Which of these is true of the back button? (a) shows 3 to 5 icons (b) switches main sections (c) undoes one move (d) hides extra links
  21. 21.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  22. 22.🧭 Which part of navigation opens a list of pages? (a) a menu button (b) the back button (c) a tab bar
  23. 23.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
  24. 24.Which of these is true of a menu button? (a) undoes one move (b) hides extra links (c) sits at the bottom (d) goes to the last screen
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap Back
    3. tap the Lessons tab
    4. tap the Lessons tab
    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) inside a button (b) at the bottom (c) nowhere (d) in the middle
  27. 27.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. open “Friend list”
    3. open “Score card”
    Which screen are you on now?     (a) Home (b) Score card (c) Friend list (d) Search
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap the Search tab
    3. open “Map”
    4. open “Edit photo”
    Which screen are you on now?     (a) Home (b) Edit photo (c) Match report (d) Map
  29. 29.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Map”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  30. 30.🧭 Which part of navigation shows 3 to 5 icons? (a) a menu button (b) the back button (c) a tab bar
  31. 31.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) hides extra links (d) switches main sections
  32. 32.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Help page”
    3. tap the Feed tab
    4. open “Friend list”
    5. tap Back
    Which screen are you on now?     (a) Help page (b) Chat (c) Feed (d) Friend list
  33. 33.Which of these is true of the back button? (a) switches main sections (b) sits at the bottom (c) goes to the last screen (d) shows 3 to 5 icons
  34. 34.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap Back
    3. open “Video”
    4. open “Edit photo”
    Which screen are you on now?     (a) Edit photo (b) Lessons (c) Friend list (d) Video
  35. 35.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. open “Video”
    Which screen are you on now?     (a) Video (b) Match report (c) Edit photo (d) Home
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Friend list”
    4. open “Score card”
    5. open “Video”
    Which screen are you on now?     (a) Match report (b) Score card (c) Video (d) Friend list
  37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. tap the Me tab
    Which screen are you on now?     (a) Lessons (b) Quiz (c) Friend list (d) Me
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Search tab
    4. open “Edit photo”
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Match report”
    2. open “Help page”
    3. tap Back
    4. tap Back
    Which screen are you on now?     (a) Chat (b) Match report (c) Help page (d) Feed
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Lessons tab
    Which screen are you on now?     (a) Quiz (b) Lessons (c) Me (d) Edit photo

Answer key

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

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