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Abstract
With the rapid development of mobile communications and the Internet and merging, GPRS high-speed wireless network access to the Internet to become a reality, and mobile users to be able to enjoy the Internet services provided. In this way, the mobile terminal is no longer just a communication network terminal, will also serve as the Internet terminal. This paper first gives a systematic study of the background, a brief introduction on the current mobile operating system. And then a detailed analysis of the composition and working mechanism of the android features, architecture, and android applications, and android compared to other mobile phone operating system, indicating the advantages of the android mobile operating system. The system uses the Eclipse developers to use the SQLite database, mainly for classrooms upon to check student information, record student attendance information. The system is greatly improved classroom classroom roll call attendance efficiency


Key words£ºAndroid¡¢Eclipse£¬SQLite¡¢CallName¡¢Mobile client

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