Why might push notifications stop working?

The Android system kills process when it needs to free up memory. The likelihood of the system killing a given process depends on the state of the process and the activity at the time. With combination of process and activity state is most likely to be killed?

You want to include about and setting modules in your project. Which files accurately reflects their inclusion?

What is the benifit of using @VisibleForTesting annotation?

When will an activity's onActivityResult()be called?

You need to remove an Event based on it;s id from your API, Which code snippet defines that request in Retrofit?

To shrink your code in release builds, what tool does Android Studio use?

Which attribute of the element is used to specify the minimum API Level required for the application to run?

What is the use of AndroidManifest.xml file?

You have created an AboutActivity class that displays details about your app. Which code snippet allows you to launch your activity?

What should you use to display a large, scrolling list of elements?