What is information systam?

An information system is a collection of hardware, software, data, people, and procedures that work together to store, process, retrieve, and distribute information within an organization. It is designed to support the decision-making and operational activities of an organization by providing accurate and timely information. Information systems can be classified into different types, such as transaction processing systems, management information systems, decision support systems, and executive information systems, depending on their purpose and level of management they support.