Activity

Walk me through the Android Activity lifecycle methods

Explain when Android invokes onSaveInstanceState() for an Activity.

Explain the distinction between LifecycleState.STARTED and LifecycleState.RESUMED

Can you walk me through the lifecycle changes of an Activity when a notification pops up?

Describe the behaviour of an Android app when a phone call is received?

Explain the relationship between task and back stack?

Can you start an activity when your task is not foreground?

What happens when you press back button on a Root Activity?

What happens to an activity when its configuration changes?

How can you test your code to ensure that an Activity behaves as expected when it is killed by the system and later recreated?

Describe the differences between the onCreate and onStart lifecycle methods.

Describe the differences between the onCreate and onStart lifecycle methods.

Explain the different activity launch modes in Android.

What do you think about Single Activity App?