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Popular Object-Oriented Databases Quiz

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Questions and Answers

Which characteristic of a DBMS allows it to maintain data consistency when multiple users are accessing the same data?

Data stored into Tables
Support for Multiple Users and Concurrent Access (correct)
Query Language
Data Consistency

Which of the following is the primary way that a DBMS stores data?

Directly in the database
In relationships between data
In flat files
In tables (correct)

What is the main purpose of the query language provided by a DBMS?

To maintain data consistency
To allow multiple users to access the data
To easily fetch, insert, delete and update data in a database (correct)
To store data in tables

How does a DBMS handle the challenge of maintaining data consistency on live, continuously updated data?

By handling it all by itself (A) Signup and view all the answers

What does a DBMS do to make data more meaningful and connected?

Allows relationships between tables (A) Signup and view all the answers

Which of the following is a characteristic of a DBMS that is NOT mentioned in the text?

Ability to perform complex mathematical calculations (B) Signup and view all the answers

Which of the following is the MOST important characteristic of a DBMS according to the text?

Support for multiple users and concurrent access (A) Signup and view all the answers

What is the main benefit of a DBMS's ability to handle relationships between tables?

It makes the data more meaningful and connected (B) Signup and view all the answers

Which of the following is a key feature of the query language provided by a DBMS?

It provides a way to easily fetch, insert, delete and update data (A) Signup and view all the answers

What is the main purpose of a DBMS according to the information provided?

To maintain data consistency for multiple users (D) Signup and view all the answers