DBMS Introduction


What is DBMS? : A collection of software for organizing the information in a database that might contain routines for data input, verification, storage, retrieval, and combination .



What is RDBMS? : A database management system (DBMS) with the ability to access data organized in tabular files that can be related to each other by a common field. An RDBMS has the capability to recombine the data items from different files, providing powerful tools for data usage.



What is DATA? : A representation of facts, concepts, or instructions in a formalized manner suitable for communication, interpretation, or processing by humans or by automated means .



What is Information? : Information is a term with many meanings depending on context, but is as a rule closely related to such concepts as meaning, knowledge, instruction, communication, representation, and mental stimulus.



What is Information Management System? : IMS (Information Management System) is a joint hierarchical database and information management system




What is Data Abstraction? : A data type with a private representation and a public set of operations. The C++ language uses the concept of classes to implement data abstraction.



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