Define bioinformatics and give an example of the data used in medical research.
Outline one feature of fuzzy logic which makes it suitable for medical diagnosis.
Identify one method of inputting data that can improve the accessibility of a computer system for some users.
A business’s computer system needs to be updated.
The new system is now ready for implementation.
Identify one stakeholder to be considered when planning the new system.
Outline one consequence of not including all stakeholders in the design of the new system.
Describe two appropriate techniques to gather the information needed to find a suitable solution for the updated system.
Outline one reason testing should take place at every stage of the development process.
Evaluate two methods the business could use to implement the new system. Include the benefits and drawbacks of each.
A self-driving car relies on a series of lasers and cameras that combine with high definition maps to give a three-dimensional (3D) view of the environment. Rules are programmed into the system so that the car drives at an optimum speed, keeps a safe distance from any vehicle in front, uses fuel economically and follows the traffic regulations.
Outline the need for high definition maps held in memory.
Outline how analysing successive 3D images in memory helps the car to drive safely.
Outline the time and memory needs of 3D visualization in this situation.
Discuss the social implications of self-driving cars.
Outline one feature of the operating system that needs to be considered when running a game application.
Identify two reasons why patches may be necessary for an operating system.
Identify two methods that can be used to obtain these patches.
A medical centre uses a computer system to manage both patients’ data and appointments. This system, which is used by the doctors, nurses and secretaries, has two unordered files: a patients’ file and an appointments’ file, both of which can only be accessed sequentially.
Every evening the following processing takes place:
Outline the pseudocode that the processing must follow when the system sends out the text reminders.
Describe two different methods that the medical centre could use that would allow data to be restored should it be lost for any reason.
The medical centre is concerned about the privacy of the data it is storing and has to make decisions concerning:
Discuss the issues that should be considered before making these decisions.
An international company is in the process of moving its Head Office from Europe to Asia.
Identify two possible compatibility issues as a part of data migration.
Outline how a virtual private network (VPN) will allow employees who are in Europe to communicate with the Head Office in Asia.
Outline one social issue associated with this process.
An airline has a server that holds the flight database. Passengers can check in using a number of self-service client kiosks located in the airport.
Define the term client.
Define the term server.
Explain the functions performed by the server in this situation.
A large online retail company is relocating to a new purpose-built site and is considering incorporating cloud computing into its IT strategy.
Describe two architectural features that are essential components of a sustainable public cloud computing model.
Explain how this particular company might use a hybrid approach.