Chapter 6: Classification of Database Management Systems

Question 1

Centralized Database System

Answer 1

The DBMS and database are stored at a single site that is used by several other systems too

Question 2

Distributed Database System

Answer 2

The actual database and the DBMS software are distributed from various sites that are connected by a computer network

Question 3

Heterogeneous Distributed Database System

Answer 3

Different sites might use different DBMS software, but there is
additional common software to support data exchange between these sites.

Question 4

Homogeneous Distributed Database Systems

Answer 4

Use the same DBMS software at multiple sites

Question 5

Multiuser Database System

Answer 5

A database management system which supports multiple users concurrently.

Question 6

Object-Oriented Data Model

Answer 6

A database management system in which information is represented in the form of objects as used in object-oriented programming.

Question 7

single-User Database System

Answer 7

A database management system which supports one user at a time.

Question 8

Traditional Models

Answer 8

Data models that preceded the relational model.