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App Dev Worksheet: Navigation

App development lesson 11: Navigation: tabs and the back button · Set 277 · 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 menu button (b) the back button (c) a tab bar
  2. 2.🧭 Where is a tab bar usually placed in a phone app? (a) in the middle (b) at the bottom (c) inside a button (d) nowhere
  3. 3.Which of these is true of a menu button? (a) undoes one move (b) opens a list of pages (c) sits at the bottom (d) shows 3 to 5 icons
  4. 4.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Friend list”
    3. tap Back
    4. tap the Profile tab
    5. open “Video”
    Which screen are you on now?
    (a) Friend list (b) Video (c) Home (d) Search
  5. 5.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. open “Video”
    3. tap Back
    4. open “Match report”
    Which screen are you on now?
    (a) Match report (b) Feed (c) Friend list (d) Video
  6. 6.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Friend list”
    2. tap Back
    3. open “Map”
    4. tap the Feed tab
    5. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
  7. 7.🧭 Which part of navigation opens a list of pages? (a) the back button (b) a menu button (c) a tab bar
  8. 8.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Home tab
    2. open “Video”
    3. 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. open “Friend list”
    2. tap Back
    3. tap the Home tab
    Which screen are you on now?
    (a) Friend list (b) Search (c) Profile (d) Home
  10. 10.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap Back
    3. open “Video”
    4. tap the Search tab
    Which screen are you on now?
    (a) Map (b) Video (c) Home (d) Search
  11. 11.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. tap the Profile tab
    3. open “Video”
    4. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  12. 12.🧭 Tapping a tab usually takes you to ___. (a) that tab’s main screen (b) the last app used (c) the phone settings (d) a random page
  13. 13.🧭 What does the back button usually do? (a) opens settings (b) closes all apps (c) deletes the page (d) goes to the last screen
  14. 14.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Edit photo”
    2. tap Back
    3. open “Video”
    4. tap the Settings tab
    Which screen are you on now?
    (a) Video (b) Settings (c) Feed (d) Edit photo
  15. 15.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap Back
    3. open “Badges”
    4. tap Back
    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. open “Friend list”
    2. tap Back
    3. tap the Feed tab
    Which screen are you on now?
    (a) Feed (b) Settings (c) Chat (d) Friend list
  17. 17.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Feed tab
    2. open “Friend list”
    3. tap the Settings tab
    4. open “Friend list”
    5. open “Edit photo”
    Which screen are you on now?
    (a) Chat (b) Feed (c) Friend list (d) Edit photo
  18. 18.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap Back
    3. tap the Quiz tab
    4. open “Score card”
    Which screen are you on now?
    (a) Match report (b) Quiz (c) Lessons (d) Score card
  19. 19.🧭 Which part of navigation sits at the bottom? (a) the back button (b) a menu button (c) a tab bar
  20. 20.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. tap the Settings tab
    2. open “Map”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  21. 21.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Map”
    2. tap the Profile tab
    3. open “Map”
    4. tap Back
    Which screen are you on now?
    (a) Map (b) Search (c) Home (d) Profile
  22. 22.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Score card”
    2. tap the Lessons tab
    3. open “Badges”
    4. tap the Lessons tab
    Which screen are you on now?
    (a) Score card (b) Quiz (c) Badges (d) Lessons
  23. 23.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. tap the Me tab
    3. open “Match report”
    4. open “Edit photo”
    Which screen are you on now?
    (a) Match report (b) Lessons (c) Quiz (d) Edit photo
  24. 24.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Edit photo”
    2. tap Back
    3. tap the Search tab
    Which screen are you on now?
    (a) Search (b) Home (c) Profile (d) Edit photo
  25. 25.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Edit photo”
    2. open “Edit photo”
    3. open “Edit photo”
    4. open “Video”
    5. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  26. 26.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
    1. open “Help page”
    2. open “Score card”
    3. tap Back
    How many times must you tap Back to reach the main screen of this tab?
  27. 27.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. open “Friend list”
    3. open “Video”
    4. tap the Lessons tab
    5. open “Score card”
    Which screen are you on now?
    (a) Score card (b) Friend list (c) Help page (d) Video
  28. 28.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. open “Help page”
    4. tap the Profile tab
    Which screen are you on now?
    (a) Home (b) Help page (c) Badges (d) Profile
  29. 29.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. tap the Lessons tab
    2. open “Friend list”
    3. open “Help page”
    4. open “Help page”
    5. tap the Me tab
    Which screen are you on now?
    (a) Lessons (b) Me (c) Help page (d) Friend list
  30. 30.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap the Profile tab
    3. open “Map”
    How many times must you tap Back to reach the main screen of this tab?
  31. 31.Which of these is true of a tab bar? (a) sits at the bottom (b) opens a list of pages (c) undoes one move (d) goes to the last screen
  32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Match report”
    2. tap Back
    3. open “Help page”
    4. tap the Profile tab
    How many times must you tap Back to reach the main screen of this tab?
  33. 33.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Map”
    2. tap the Quiz tab
    3. open “Score card”
    How many times must you tap Back to reach the main screen of this tab?
  34. 34.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Profile tab
    2. tap the Search tab
    3. open “Video”
    4. open “Help page”
    How many times must you tap Back to reach the main screen of this tab?
  35. 35.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Help page”
    2. tap Back
    3. open “Match report”
    4. tap the Quiz tab
    How many times must you tap Back to reach the main screen of this tab?
  36. 36.Which of these is true of a tab bar? (a) shows 3 to 5 icons (b) opens a list of pages (c) hides extra links (d) goes to the last screen
  37. 37.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 10 to 12 (c) 20 (d) 3 to 5
  38. 38.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Score card”
    2. tap the Home tab
    3. open “Help page”
    4. tap Back
    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 “Help page”
    2. tap the Settings tab
    3. tap the Feed tab
    4. open “Help page”
    5. tap Back
    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 “Score card”
    2. tap Back
    3. open “Video”
    4. tap Back
    5. open “Video”
    Which screen are you on now?
    (a) Video (b) Quiz (c) Score card (d) Lessons

Answer key

  1. a tab bar
  2. at the bottom
  3. opens a list of pages
  4. Video
  5. Match report
  6. 1
  7. a menu button
  8. 0
  9. Home
  10. Search
  11. 0
  12. that tab’s main screen
  13. goes to the last screen
  14. Settings
  15. 0
  16. Feed
  17. Edit photo
  18. Score card
  19. a tab bar
  20. 0
  21. Profile
  22. Lessons
  23. Edit photo
  24. Search
  25. 5
  26. 1
  27. Score card
  28. Profile
  29. Me
  30. 1
  31. sits at the bottom
  32. 0
  33. 1
  34. 2
  35. 0
  36. shows 3 to 5 icons
  37. 3 to 5
  38. 0
  39. 0
  40. Video

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