The Central Processing Unit (CPU) works by using the fetch-execute cycle by taking input data, following a set of instructions, and converting the results into output data. At which stage does the CPU work out what it needs to do and how best to do it?

Which of the following is a type of firewall?  

One way that an organisation can protect itself from many cyber-attacks is simply by disconnecting critical machines from outside networks. This is known as what

Ramesh is Head of Procurement at Wiggle Waggle Ltd. He is using a tool for predictive modeling and statistical analysis to inform upon future strategic business decisions. Which of the following is he using?  

Bruno is the newly appointed Head of Operations of a manufacturing organisation based in Coventry that makes children's toys. The company was established in 1958 and has many years of records of toys sold. Some of the early records are paper-based, but data from the 1990s onwards is computerbased. Bruno believes that as the company acquired the data legally, it should be stored in the office and can be used for marketing purposes. Is this true?