Aug 21, 2025 · An operating system is an interface between the user and the hardware. It is a program that helps to utilize system hardware so it is also known as a resource manager. …

Sep 27, 2025 · An Operating System (OS) is a software that manages and handles hardware and software resources of a computing device.

Sep 8, 2025 · Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and …

Sep 8, 2025 · In an operating system that supports multithreading, a process can consist of many threads. All threads belonging to the same process share code section, data section, and OS …

Sep 17, 2025 · File systems are a crucial part of any operating system, providing a structured way to store, organize and manage data on storage devices such as hard drives, SSDs and USB …

Oct 11, 2025 · CPU scheduling is a process used by the operating system to decide which task or process gets to use the CPU at a particular time. This is important because a CPU can only …

Sep 22, 2025 · Types of Kernel The following are different types of kernels. Monolithic kernel: all OS services run in kernel space → fast, but less fault-isolation. Examples are Unix, Linux, …

Sep 22, 2025 · Types of System Calls Services provided by an OS are typically related to any kind of operation that a user program can perform like creation, termination, forking, moving, …

Sep 20, 2025 · Preemptive: In this case, the OS can switch a process from running state to ready state. This switching happens because the CPU may give other processes priority and …

Jul 23, 2025 · Here­ are the main types of mobile­ OS : 1. Android: Made by Google­, Android is the most used mobile OS worldwide­. It's an open-source system built on Linux code­. Android is …