This section introduces you to the concepts and implications of the use of devices that form IT systems, and the relationships between them. You are already familiar with a variety of IT systems and have probably come to rely on them in your everyday life. It must be hard to imagine that you are part of possibly the first generation to grow up with IT systems from birth.

Here are some of the digital devices, their functions and uses, some of which you may not have used before or maybe not even heard about.

Many of us rely on the internet for work: communication, marketing and selling products. We also rely on it in our personal lives: to communicate with friends and family through video calling and social media, to stream music and videos and to browse and shop online.

During downtime of our IT systems, our activities are interrupted and this is not just frustrating but costs businesses money due to loss of productivity. In this section, you will learn about the implications for individuals and organisations of using online IT systems.

In this section, you will be learning about the uses, issues and implications of IT systems and their impact on individuals and organisations.