What is change gravity?
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What is toast notification?
How do I update os?
What are the methods to avoid memory leaks in android?
How to send SMS in android? Explain with example.
What is a model class in android?
Explain key components of android architecture?
Please explain the ontrimmemory() method?
The last callback in the lifecycle of an activity is onDestroy(). The system calls this method on your activity as the final signal that your activity instance is being completely removed from the system memory. Usually, the system will call onPause() and onStop() before calling onDestroy(). Describe a scenario, though, where onPause() and onStop() would not be invoked.
How do I get the latest android update?
How will you record a phone call in Android? How to get a handle on Audio Stream for a call in Android?
What is Adapter?
Why do we use android?