Characteristics
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Relational tables in RDBMS as the major data model for tightly controlled information management, retrieval and processing
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Client-server as the major communication model
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Main components: search engine; SQL; procedure languages with embedded SQL; GUI application interfaces to DBMS;
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Strengths
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Database server stores, manipulates and manages data in a powerful, high functionality information system
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Supports design of data system with complex relationships
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Supports complex, precise, customized access requests
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Easy to automate most data update processes
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Information retrieved is as current as the database
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Weaknesses
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Network access not universal or portable: employs proprietary network protocols & requires client license for each end user
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Plain-text -- no links to, support for multimedia
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Isolated from links to information outside database system
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Nonstandard browsers (most are line-based) or proprietary forms
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