Database Management Systems (DBMS) Overview
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Questions and Answers

What are the advantages of a Database Management System (DBMS) over a file system?

Advantages include data independence, data security, data integrity, data consistency, and improved data sharing and accessibility.

List the different types of users in a database system.

The types of users include administrators, designers, end-users, and application programmers.

What are the functions of a Database Administrator (DBA)?

Functions of a DBA include database design, implementation, maintenance, security management, and backup and recovery.

Explain the concept of data independence and its types.

<p>Data independence refers to the separation of data descriptions from the application programs. It has two types: logical data independence and physical data independence.</p> Signup and view all the answers

What are the significant differences between a file processing system and a Database Management System (DBMS)?

<p>Differences include data redundancy, data isolation, data inconsistency, security, and data integrity.</p> Signup and view all the answers

Explain the hierarchical and network database models.

<p>Hierarchical model organizes data in a tree-like structure, while the network model allows one-to-many and many-to-many relationships.</p> Signup and view all the answers

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