★ It contains the package name of the application.

★ The version code of the application is 1.This value is used to identify the version number of your application.

★ The version name of the application is 1.0

★ The android:minSdkVersion attribute of the element defines the minimum version of the OS on which the application will run.

★ ic_launcher.png is the default image that located in the drawable folders.

★ app_name defines the name of applicationand available in the strings.xml file.

★ It also contains the information about the activity. Its name is same as the application name.