(Content introduction Android is a software set specifically for mobile devices, which includes an operating system, middleware and some important applications. The beta version of the Android SDK provides the necessary tools and API interfaces for the use and development of Android using the JaVa language on the Android platform. Features Use the program framework to support the reuse and replacement of components Dalvik virtual machine browser optimized and integrated for mobile devices Based on the open source WebKit engine, the optimized graphics library includes customized 2D graphics library, 3D graphics library based on OpenGLES1.0 (hardware acceleration optional) SQLite is used as a framework for data storage Multimedia support includes common audio Video and still image formats (such as MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF) GSM telephone technology (hardware dependent) Bluetooth, EDGE, 3G, and WiFi (hardware dependent) Camera, GPS, compass, and accelerometer (hardware dependent) Rich development environments include device emulators, debugging tools, memory and function analysis charts, and Eclipse integrated development environment plug-ins)
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