A Switchframe is a data structure used to store context switch information about a process. A context switch is the Computing process of storing and restoring the state ( context) of a CPU such that multiple processes can share In computing a process is an instance of a Computer program that is being sequentially executed by a computer system that has the ability to run several computer They are used by the scheduler to implement multitasking. In computing Multitasking is a method by which multiple tasks also known as processes, share common processing resources such as a CPU.