Associate-Android-Developer Exam Dumps : Google Developers Certification - Associate Android Developer (Kotlin and Java Exam)

What happens when you create a DAO method and annotate it with @Insert?

Example:

@Dao

public interface MyDao {

@Insert(onConflict = OnConflictStrategy.REPLACE)

public void insertUsers(User... users);

}

In a class PreferenceFragmentCompat. What method is called during onCreate(Bundle) to supply the preferences for this fragment. And where subclasses are expected to call setPreferenceScreen (PreferenceScreen) either directly or via helper methods such as addPreferencesFromResource (int)?

As an example. In an Activity we have our TimerViewModel object (extended ViewModel), named mTimerViewModel. mTimerViewModel.timer method returns a LiveData value. What can be a correct way to set an observer to change UI in case if data was changed?