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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 293 · 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.🧭 Which part of navigation switches main sections? (a) a tab bar (b) the back button (c) a menu button
  2. 2.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Settings tab
    3. open “Edit photo”
    4. open “Friend list”
    5. open “Video”
    Which screen are you on now?     (a) Edit photo (b) Feed (c) Video (d) Friend list
  3. 3.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Score card”
    2. tap the Settings tab
    3. tap the Settings tab
    4. open “Edit photo”
    Which screen are you on now?     (a) Feed (b) Score card (c) Chat (d) Edit photo
  4. 4.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. open “Badges”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  5. 5.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap the Home tab
    4. open “Video”
    5. open “Score card”
    Which screen are you on now?     (a) Video (b) Score card (c) Friend list (d) Home
  6. 6.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. open “Friend list”
    3. open “Badges”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Friend list (b) Map (c) Score card (d) Badges
  7. 7.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Video”
    2. tap Back
    3. open “Score card”
    4. open “Match report”
    5. tap the Lessons tab
    How many times must you tap Back to reach the main screen of this tab?
  8. 8.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Edit photo”
    4. tap Back
    5. open “Match report”
    Which screen are you on now?     (a) Edit photo (b) Match report (c) Lessons (d) Quiz
  9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Help page”
    3. tap Back
    4. open “Badges”
    5. tap the Feed tab
    How many times must you tap Back to reach the main screen of this tab?
  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) switches main sections
  11. 11.Which of these is true of a menu button? (a) opens a list of pages (b) undoes one move (c) goes to the last screen (d) shows 3 to 5 icons
  12. 12.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Me tab
    2. tap the Quiz tab
    3. open “Friend list”
    4. tap Back
    5. open “Score card”
    Which screen are you on now?     (a) Score card (b) Lessons (c) Friend list (d) Quiz
  13. 13.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Video”
    2. open “Match report”
    3. open “Map”
    4. open “Help page”
    Which screen are you on now?     (a) Map (b) Match report (c) Video (d) Help page
  14. 14.🧭 About how many tabs suit a tab bar best? (a) 20 (b) 1 (c) 10 to 12 (d) 3 to 5
  15. 15.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. open “Map”
    3. open “Match report”
    How many times must you tap Back to reach the main screen of this tab?
  16. 16.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Badges”
    2. tap the Lessons tab
    3. tap the Quiz tab
    4. tap the Quiz tab
    5. tap the Quiz tab
    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
    How many times must you tap Back to reach the main screen of this tab?
  18. 18.Which of these is true of the back button? (a) switches main sections (b) undoes one move (c) opens a list of pages (d) hides extra links
  19. 19.🧭 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
  20. 20.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Search tab
    3. open “Badges”
    4. tap Back
    Which screen are you on now?     (a) Score card (b) Home (c) Search (d) Badges
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Map”
    Which screen are you on now?     (a) Map (b) Search (c) Home (d) Edit photo
  22. 22.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Video”
    2. open “Video”
    3. tap the Feed tab
    Which screen are you on now?     (a) Chat (b) Video (c) Settings (d) Feed
  23. 23.🧭 What does the back button usually do? (a) deletes the page (b) opens settings (c) goes to the last screen (d) closes all apps
  24. 24.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Me tab
    3. open “Video”
    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 “Map”
    2. tap Back
    3. tap the Profile tab
    Which screen are you on now?     (a) Home (b) Search (c) Profile (d) Map
  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.🧭 Which part of navigation shows 3 to 5 icons? (a) a tab bar (b) the back button (c) a menu button
  28. 28.Which of these is true of a tab bar? (a) hides extra links (b) opens a list of pages (c) sits at the bottom (d) goes to the last screen
  29. 29.🧭 Why should every screen show where you are? (a) to use more battery (b) to look busy (c) to hide the menu (d) so users do not get lost
  30. 30.🧭 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. open “Video”
    5. tap the Profile tab
    Which screen are you on now?     (a) Help page (b) Video (c) Home (d) Profile
  31. 31.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  32. 32.🧭 Which part of navigation undoes one move? (a) a tab bar (b) the back button (c) a menu button
  33. 33.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Chat tab
    2. tap the Feed tab
    3. open “Score card”
    Which screen are you on now?     (a) Feed (b) Score card (c) Settings (d) Chat
  34. 34.Which of these is true of a tab bar? (a) undoes one move (b) opens a list of pages (c) shows 3 to 5 icons (d) goes to the last screen
  35. 35.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, 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) Badges (c) Help page (d) Feed
  36. 36.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Help page”
    2. tap Back
    3. tap the Home tab
    4. open “Badges”
    How many times must you tap Back to reach the main screen of this tab?
  37. 37.Which of these is true of the back button? (a) goes to the last screen (b) switches main sections (c) shows 3 to 5 icons (d) opens a list of pages
  38. 38.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. tap the Chat tab
    3. open “Help page”
    4. open “Help page”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
  39. 39.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. tap the Profile tab
    3. open “Help page”
    4. tap the Home tab
    5. open “Map”
    Which screen are you on now?     (a) Help page (b) Search (c) Home (d) Map
  40. 40.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Match report”
    3. tap the Quiz tab
    Which screen are you on now?     (a) Match report (b) Help page (c) Lessons (d) Quiz

Answer key

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

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