Communication and Information Systems


Syllabus requires you to:

Applications of communication and information systems:

Distributed systems:

Client/server systems:


Background

Exercise 1:

Growth of the Internet:


Communication Technology:

Exercise 2:

Data Transmission and the Internet


Applications of communication and information systems:

Exercise 3:


Distributed systems:

Exercise 4:


Client/server systems:

Distributed Databases

 

A database that is stored across several computers on a network - each computer storing part of the data.

Data is made available to users by communicating the request to the appropriate computer.

Frequently used data is held on each computer.

Special methods are needed to ensure that only the latest data are used.

 

British Computer Society: The BCS Glossary of ICT and Computing Terms.

11th ed. Harlow: Pearson Education, 2005.

 



Exercise: