What are the five management functions of the operating system in a computer?

This article mainly introduces what are the five major management functions of the operating system in the computer. It is very detailed and has a certain reference value. Friends who are interested must read it!

The five major management functions of the operating system are process management, storage management, device management, file management and job management. The operating system is a computer program that manages computer hardware and software resources. it provides an interface for users to interact with the system.

Detailed introduction:

Operating system (operation system, referred to as OS) is a computer program that manages computer hardware and software resources. The operating system needs to deal with basic tasks such as managing and configuring memory, determining the priority of supply and demand of system resources, controlling input and output devices, operating networks and managing file systems. The operating system also provides an interface that allows users to interact with the system.

The operating system mainly includes the following functions:

1. Process management, its work is mainly process scheduling, in the case of a single user and a single task, the processor is only occupied by one task of one user, and the work of process management is very simple. However, in the case of multi-program or multi-user, when organizing multiple jobs or tasks, it is necessary to solve the problems of processor scheduling, allocation and recycling.

2. Storage management is divided into several functions: storage allocation, storage sharing, storage protection, storage expansion.

3. Equipment management has the following functions: equipment allocation, equipment transmission control, equipment independence.

4. File management: file storage space management, directory management, file operation management, file protection.

5. Job management is responsible for handling any requirements submitted by users.

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