IT systems, or Information Technology systems, refer to the combination of hardware, software, and networks that organizations use to manage and process information. These systems help in storing, retrieving, and sharing data efficiently, enabling businesses to operate smoothly and make informed decisions. Common components include computers, servers, databases, and applications. In today's digital world, IT systems are essential for communication, data analysis, and automation. They support various functions such as customer relationship management (CRM), enterprise resource planning (ERP), and cloud computing. By integrating these technologies, organizations can enhance productivity and improve overall performance.