Using the Android emulator
The emulator is essentially meant to test your Android applications. It resides under the ‘tools/’ directory. For instructions on how you can test your just-developed Android application on the emulator, please refer to the Android SDK documentation. The emulator also ships with a plethora of applications like a browser, a cooler- than-traditional phonebook and a map application, among other features. So, even if you have not yet written an Android application, the emulator is a must checkout