COMPUTER SCIENCE AND ENGINEERING
DATABASE MANAGEMENT SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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To store archived data
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To store and organise data
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To analyse data
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None of the above
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Detailed explanation-1: -A database is an organized repository of related information stored in a manner that enables it to be easily accessed, managed, and updated. Databases store information in a grid system consisting of rows and columns to make retrieval easier. Data gathered from multiple sources cannot be used as it is.
Detailed explanation-2: -A relational database management system (RDBMS) is used to store, manage, query and retrieve data in a relational database. Typically, the RDBMS gives users the ability to control read/write access, specify report generation and analyze use.
Detailed explanation-3: -Databases are logical structures used to organize and store data for future processing, retrieval, or evaluation. In the context of computers, these structures are nearly always managed by an application called a database management system or DBMS.
Detailed explanation-4: -Data are organized in database tables. A database table consists of rows and columns. In database terminology, each row is called a record, object or entity. Each column is called a field or attribute.