What happens when a long-running program starts executing on a client's computer? How do operating systems handle such long-running processes? Does the operating system notify the user about their progress? How does the operating system let the user know when it has finished with these processes? Threading is the way in which the operating system handles the responsiveness of your program while managing other system resources. This is achieved using multiple threads of execution, which is one of the most powerful ways to keep your application responsive while using the processor for other events.
An operating system organizes each running application as a process. Each process may contain one or more threads. A thread allows the operating system to allocate processor time as required. Each thread holds scheduling priority and a set...