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What is digital data? How is it represented, stored and shared?

The functions of system software and their modes of processing, tasks carried out by utility applications, the role of antivirus software and the importance of regular system updates.

Databases are at the heart of digital technology, making data easy to store, organise and search.

Spreadsheets can help you calculate values from data using various formulae. They can also be used for data modelling and the visual representation of data.

Hardware is the physical components of a computer system. When we connect computers together to share data, software and hardware we create a network.

Networks make computers more powerful, but also more vulnerable to attack. In the era of the internet and cloud computing, what are the threats to data security?

How does life, society and the law react to the evolution of digital technology?

The advent of digital technology has radically affected our lives, but what are the positive and negative aspects of those changes?