Free Android AND-402 Exam Braindumps (page: 13)

Which of the following is the only Android application component which interacts with user?

  1. Activity
  2. Service
  3. Content Provider
  4. broadcast Receivers

Answer(s): A



When are permissions enforced in Activities?

  1. When they launched by Context.startActivity() or Context.startActivityFor Result().
  2. When method Context.enforcepermission() is called.
  3. When method Context.stopActivity() is called.
  4. When Context.checkPermission() is called.

Answer(s): A



Service is an Android component which runs in the background to perform background task.

  1. True .
  2. False.
  3. Depends on the situation.
  4. Services is not an Android component.

Answer(s): A



Which of the following is correct about Content providers in Android?

  1. They are used to share data between devices
  2. They are used to share data between applications
  3. They are used to share data between applications signed with same certificate
  4. Data read by content providers are deleted when application closes.

Answer(s): B



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