What is Context Switching in an Operating System?

Context switching in an operating system involves saving the context or state of a running process so that it can be restored later, and then loading the context or state of another. process and run it.

Context Switching refers to the process/method used by the system to change the process from one state to another using the CPUs present in the system to perform its job.

Context Switching in Operating System

An operating system is a program loaded into a system or computer. and manage all the other program which is running on that OS Program, it manages the all other application programs. or in other words, we can say that the OS is an interface between the user and computer hardware.

So in this article, we will learn about what is Context switching in an Operating System and see how it works also understand the triggers of context switching and an overview of the Operating System.

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What is Context Switching in an Operating System?

Context switching in an operating system involves saving the context or state of a running process so that it can be restored later, and then loading the context or state of another. process and run it....

Example of Context Switching

Suppose in the OS there (N) numbers of processes are stored in a Process Control Block(PCB). like The process is running using the CPU to do its job. While a process is running, other processes with the highest priority queue up to use the CPU to complete their job....

Need of Context Switching

Context switching enables all processes to share a single CPU to finish their execution and store the status of the system’s tasks. The execution of the process begins at the same place where there is a conflict when the process is reloaded into the system....

Context Switching Triggers

The three different categories of context-switching triggers are as follows....

What is Process Control Block(PCB)?

So, The Process Control block(PCB) is also known as a Task Control Block. it represents a process in the Operating System. A process control block (PCB) is a data structure used by a computer to store all information about a process. It is also called the descriptive process. When a process is created (started or installed), the operating system creates a process manager....

State Diagram of Context Switching

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Working Process Context Switching

So the context switching of two processes, the priority-based process occurs in the ready queue of the process control block. These are the following steps....

FAQs on Context Switching in OS

Q.1: What is the context of the process?...