Enterprise Information System Tier

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What Does Enterprise Information System Tier Mean?

The enterprise information system (EIS) tier, in J2EE architecture, handles enterprise information system software, which provides an enterprise’s critical business information infrastructure. Enterprise information systems include enterprise resource planning systems (ERPs), relational databases and mainframe transaction processing systems.

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Techopedia Explains Enterprise Information System Tier

The EIS tier stores critical data required by an enterprise to run its business operations. Web-enabled enterprise applications have the ability to access and manage EIS stored data. Thus, the EIS tier provides transaction support and enhanced security.

EIS tier technologies include Java Database Connectivity API, Java Persistence API, Java Transaction API and J2EE Connector Architecture.

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Margaret Rouse
Technology Expert
Margaret Rouse
Technology Expert

Margaret is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical business audience. Over the past twenty years, her IT definitions have been published by Que in an encyclopedia of technology terms and cited in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine, and Discovery Magazine. She joined Techopedia in 2011. Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages.