Information technology case study

The continuous development of Business applications/IT has resulted in the evolution of many types of databases. Two of these types somehow sound contradictory: the Centralized Database and the Distributed Database.
Describe these two database types and list at least two advantages and two disadvantages of each in your own words.

Database management system (DBMS) is the main software tool of the database management approach because it controls the creation, maintenance, and use of the databases of an organization and its end users.
List four common software Components with their functions for database management system.

Component Function

In your own word, define peer to peer (P2P) networks. What are the architectures of P2P networks? Give an example from real world for each architecture.

What is an extranet? Give an example from real life for an organization that uses this kind of a network. The answer should be in your own words.


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