Question

What is the role of data manager in dbms?

Answer 1

Data manager is the central software component of the DBMS one.of the function of the data manager is to convert operation in the user's query

Answer 2

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What is DBMS

• ⟹ DBMS software primarily functions as an interface between the end user and the database, simultaneously managing the data, the database engine, and the database schema in order to facilitate the organization and manipulation of data.

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Advantages of DBMS

• ⟹ Data Redundancy
• ⟹ Data Inconsistency
• ⟹ Data Sharing
• ⟹ Data Searching
• ⟹ Data Security
• ⟹ Data Concurrency
• ⟹ Data Integration

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Disadvantage of DBMS

• ⟹ High Cost.
• ⟹ Size.
• ⟹ Database Failure.
• ⟹ Database Failure
• ⟹ Increased Staff Cost.
• ⟹ Requirement of Technical Staff.
• ⟹ Cost of Data Conversion.
• ⟹ Performance.

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