I

INFRASTRUCTURE

A collective term for the technologies that provide the environment on which applications run.

INTERNET

A network of networks that span the world. It is underpinned by TCP/IP and routers, which enables users to use applications such as email and the web.

INTERNET PROTOCOL

This is a standard created to enable data to be transferred around a network in a flexible manner.

It underpins the Internet..

INTRANET

A closed network based on Internet technologies. Typically used by organisations to facilitate information sharing and collaboration within the organisation.

IT MANAGER

This role takes responsibility for the day to day management of the IT department.