Android App Development

Development requirements   
Java 
 Eclipse IDE 
 Android ADT Plugin  
 Android SDK

Eclipse IDE + ADT (Android Development Tools) 
 Reduces Development and Testing Time
 Makes User Interface-Creation easier
 Makes Application Description Easier 
ADT (Android Development Tools) ADT (Android Developer Tools) is a plugin for Eclipse that provides a suite of tools that are integrated with the Eclipse IDE • Android SDK Manager  • AVD Manager.  • Other android features such as creating or updating projects (application and library) are integrated throughout the Eclipse IDE.    

Android SDK Components
The Android SDK provides the API libraries and developer tools necessary to build, test, and debug apps for Android. (http://developer.android.com/sdk/index.html)
 Class Library
 BuildTools
 dx – Dalvik Cross-Assembler
aapt – Android Asset Packaging Tool 
 Other Tools
 adb – Android Debug Bridge
ddms – Dalvik Debug Monitor Service
 Logcat – View log messages
 Emulator and System Images
  Documentation and Sample Code