Which of the following is a function of an operating system?

An operating system (OS) is system software that manages computer hardware and software resources while providing a platform for applications to run. It acts as an interface between the user and the computer, ensuring that all system components work together efficiently. Since an operating system performs multiple essential tasks, Option D (All of the above) is the correct answer.

One of the primary functions of an operating system is resource allocation. It distributes system resources such as the CPU, memory, storage, and input/output devices among different programs, ensuring that each process receives the resources it needs without conflicts.

Another important responsibility of the operating system is monitoring system activities. It keeps track of running processes, system performance, hardware usage, and user activities. This allows the operating system to maintain stability, detect errors, and manage multiple tasks efficiently.

The operating system also manages disks and files by organizing data on storage devices. It creates, stores, retrieves, renames, copies, and deletes files and folders while maintaining the file system. This enables users and applications to access stored data quickly and securely.

Key Point:

• The operating system performs several essential functions, including resource management, process management, memory management, file management, device management, and system monitoring.