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Application Server: A powerful piece of server software that runs Java Enterprise Applications and provides database connections, transactional support, concurrent access from many users, web serving, and security. Directory Service: Software which enables shared resources to be located on a network, such as printers, software components and databases. Enterprise Java: Also known as J2EE, Java 2 Enterprise Edition is a set of standards for providing business critical software applications. An overview can be found at: Introduction to Enterprise Java Enterprise Java Bean: A software component designed for use with Application Servers. Java Platform: The Java Virtual Machine and supporting libraries that help Java Software run on a particular computer. Java Virtual Machine (JVM): A crucial piece of software that enables Java Software to run on a particular computer. JVM's are currently produced by Sun, IBM, Microsoft, Apple and many other smaller companies, for computers ranging from the new iMac to IBM's zSeries Mainframe. Smartcard: A credit card with a built in microchip containing software. Transaction: A single logical business operation. The use of Software Transactions means that a business transaction will not be left half finished if problems occur. This is a crucial feature for most industries.
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