Which of the following should be used to save the unsaved data and release resources being used by an Android application?

Which fields of the Message class should be used to store custom message codes about the Message?

Consider the code snippet below: public class MyReceiver extends PhoneStateIntentReceiver { @Override public void onReceiveIntent(Context context, Intent intent) { if (intent.action == Intent.CALL_ACTION) { } } } Assuming that notifyPhoneCallState has been called to enable MyReceiver to receive notifications about the phone call states, in which of the following cases will the code in get executed?

Which are true about Intent.CALL_ACTION and Intent.DIAL_ACTION?

How to display an HTML web page in an Android application?

How to navigate between screens of different Android applications?

With regard to Android Wear, what is Ambient Mode?

Which are true with regard to an AsyncTask class.

Difference between a Broadcast Receiver and an Intent Filter?

What is a WakeLock?

Which superclass do most UI elements extend?