AS & A Level Information Technology (9626) — May–June 2023, Paper 13

Describe what is involved in data logging.

Explain the purpose of the SSL/TLS protocol.

There are different types of processing including batch processing and real-time processing. Without referring to master files and transaction files, describe what is meant by…

One of the functions of an operating system is to maintain the security of a computer system. Describe the other functions of an operating system.

Justify the use of Information Technology for monitoring the environment.

A computer-controlled traffic light system controls the flow of motor vehicles and pedestrians. Describe the inputs, processing and outputs involved in this system.

Explain the reasons for the digital divide between the old and the young.

Spyware is a type of malware. Describe the consequences to the individual of the use of spyware on their computer.

Discuss the advantages and disadvantages of using a gesture-based user interface rather than a graphical user interface to control devices.

An expert system is being trialled for use as part of a study on animal identification. It has been set the following task. The goal is to decide the colour of a bird named…

In Ruritania these are the tax rules. - People who earn up to $10 000 pay no tax. - People who earn between $10 000 and $40 000 pay 20% tax on their earnings above $10 000. -…