Encyclopedia

Tag: Process Management

  • Multitasking

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    Explanation:Multitasking is an operating system feature that allows multiple processes to run concurrently by sharing the CPU. This enables the system to perform multiple tasks efficiently, improving user experience and system productivity. The two main types of multitasking are preemptive multitasking and cooperative multitasking. In preemptive multitasking, the operating system decides which process gets CPU…

  • Process Control Block (PCB)

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    Explanation:The Process Control Block (PCB) is a crucial data structure in operating systems that stores essential information about a process. It allows the operating system to manage and control processes effectively. Every process in the system is associated with a unique PCB that holds its operational metadata. The PCB contains several fields such as the…

  • Kernel

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    The kernel is the core component of an operating system that acts as a bridge between hardware and software. It manages system resources, including the CPU, memory, I/O devices, and file systems, ensuring that applications have controlled and secure access to these resources. As the primary part of the OS, the kernel operates in a…

  • Process

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    A process is a fundamental concept in operating systems (OS) representing a program in execution. It encompasses the program code, its current activity, and the necessary resources such as memory, files, and I/O devices required for its execution. Processes are dynamic entities that transition through various states, including new, ready, running, waiting, and terminated as…