What is the difference between a process and a thread?

Threads And Concurrency Questions



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What is the difference between a process and a thread?

A process is an instance of a program that is being executed by the operating system. It has its own memory space, resources, and execution context. Processes are independent and isolated from each other.

On the other hand, a thread is a unit of execution within a process. It shares the same memory space and resources as other threads within the same process. Threads are lightweight and can be created and managed more efficiently than processes.

In summary, the main difference between a process and a thread is that a process is a standalone program with its own memory space, while a thread is a unit of execution within a process that shares the same memory space.