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Introduction to Database Systems

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Questions and Answers

What is the primary purpose of a database system in an organization?

To present data to customers and clients on the World-Wide- Web only

To support a single commercial process

To manage large data sets efficiently and persistently (correct)

To maintain internal records only

Which of the following best describes the role of a DBMS in a database system?

A DBMS is a simple software tool for managing data

A DBMS is responsible for creating and managing small amounts of data

A DBMS is a specialized software that creates and manages large amounts of data efficiently and safely over long periods of time (correct)

A DBMS is responsible for presenting data to customers and clients on the World-Wide- Web

What is the power of databases attributed to?

The body of knowledge and technology developed over several decades (correct)

The simplicity of the software

The ease of use

The ability to manage small amounts of data

What is the common dialect definition of a database?

A collection of data that is managed by a DBMS Signup and view all the answers

Which of the following is not a common use of databases in businesses?

Managing personal records Signup and view all the answers

What does the data management in a database system involve?

Both the definition and manipulation of data Signup and view all the answers

What is the primary focus of the DB course according to the text?

How to organize data supporting multiple users and efficient data retrieval Signup and view all the answers

Which of the following is not a major approach of data management mentioned in the text?

Cloud-based Data Management Signup and view all the answers

What are the limitations of the manual approach to data management?

It is difficult to update, retrieve, and integrate data, and is limited to small size information Signup and view all the answers

What is the difference between the manual approach and the traditional file-based approach to data management?

The traditional file-based approach is a decentralized computerized data handling method Signup and view all the answers

What is the primary benefit of the database approach to data management?

It allows for easy cross-referencing and integration of data Signup and view all the answers

What is the main drawback of the traditional file-based approach to data management?

It is difficult to update, retrieve, and integrate data Signup and view all the answers