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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 70 · 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.🧭 Where is a tab bar usually placed in a phone app? (a) nowhere (b) inside a button (c) at the bottom (d) in the middle
  2. 2.🧭 Which part of navigation undoes one move? (a) a menu button (b) a tab bar (c) the back button
  3. 3.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Edit photo”
    3. tap the Profile tab
    4. open “Score card”
    Which screen are you on now?     (a) Score card (b) Edit photo (c) Map (d) Home
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Quiz tab
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    5. open “Friend list”
    Which screen are you on now?     (a) Quiz (b) Edit photo (c) Lessons (d) Friend list
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Score card”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Map”
    3. tap the Lessons tab
    4. open “Video”
    5. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 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
  8. 8.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Badges”
    2. tap Back
    3. open “Friend list”
    4. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  9. 9.🧭 Which part of navigation hides extra links? (a) a tab bar (b) the back button (c) a menu button
  10. 10.Which of these is true of a tab bar? (a) goes to the last screen (b) opens a list of pages (c) undoes one move (d) shows 3 to 5 icons
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Which part of navigation goes to the last screen? (a) a tab bar (b) a menu button (c) the back button
  13. 13.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. tap the Lessons tab
    4. open “Map”
    5. tap the Me tab
    Which screen are you on now?     (a) Map (b) Match report (c) Lessons (d) Me
  14. 14.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    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?
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Score card”
    3. open “Score card”
    4. tap Back
    5. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.Which of these is true of a menu button? (a) goes to the last screen (b) hides extra links (c) switches main sections (d) shows 3 to 5 icons
  17. 17.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. open “Score card”
    3. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) sits at the bottom (d) shows 3 to 5 icons
  19. 19.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Home tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  20. 20.Which of these is true of a tab bar? (a) switches main sections (b) undoes one move (c) goes to the last screen (d) opens a list of pages
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Match report”
    4. open “Score card”
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Match report
  22. 22.Which of these is true of a tab bar? (a) undoes one move (b) sits at the bottom (c) goes to the last screen (d) hides extra links
  23. 23.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. open “Score card”
    3. tap the Profile tab
    4. open “Score card”
    5. open “Score card”
    Which screen are you on now?     (a) Map (b) Score card (c) Home (d) Search
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Friend list”
    2. tap the Quiz tab
    3. open “Match report”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  25. 25.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Video”
    3. tap the Search tab
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 Why should every screen show where you are? (a) to hide the menu (b) to use more battery (c) so users do not get lost (d) to look busy
  28. 28.🧭 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
    4. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
  29. 29.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Map”
    2. open “Friend list”
    3. tap Back
    4. open “Edit photo”
    Which screen are you on now?     (a) Map (b) Edit photo (c) Feed (d) Friend list
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Friend list”
    2. open “Score card”
    3. tap the Profile tab
    4. tap the Home tab
    Which screen are you on now?     (a) Home (b) Search (c) Friend list (d) Score card
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. open “Badges”
    3. tap Back
    4. open “Help page”
    5. open “Edit photo”
    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 Chat tab
    2. tap the Settings tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 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. open “Match report”
    Which screen are you on now?     (a) Help page (b) Home (c) Search (d) Match report
  34. 34.Which of these is true of the back button? (a) hides extra links (b) switches main sections (c) undoes one move (d) sits at the bottom
  35. 35.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) goes to the last screen (d) closes all apps
  36. 36.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. open “Map”
    3. tap Back
    Which screen are you on now?     (a) Map (b) Feed (c) Edit photo (d) Chat
  37. 37.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. open “Edit photo”
    3. tap Back
    4. tap the Profile tab
    Which screen are you on now?     (a) Edit photo (b) Home (c) Profile (d) Match report
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Friend list”
    3. open “Badges”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 Which part of navigation opens a list of pages? (a) a tab bar (b) a menu button (c) the back button
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. open “Friend list”
    3. open “Score card”
    Which screen are you on now?     (a) Friend list (b) Lessons (c) Quiz (d) Score card

Answer key

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

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