Client / Server Architecture
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Components
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Databases
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Major client / server application
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Database is the server
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Display program is client
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Middleware
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Internet
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Example
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World Wide Web (hypertext transfer protocol, HTTP)
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Paradigm Shift
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Client heavy
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Standard PC
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Large maintance cost
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Provides most user customization
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Client light: Network Computer
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CPU, Memory, HDTV chip, Cable Chip
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Software and data from network
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Java: programming language interpreted by Web browser
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Software maintained on server
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Advantages of mainframe while off-loading computing
