Operating System Structure
OS provides the computing environment. They are organized in many ways in different systems, but a few things are common for all OS. In a… Read More »Operating System Structure
Computer System Structure
The computer system structure consists of interrupt mechanism for I/O devices, memory unit to run programs, memory protection, and disk storage to save program and… Read More »Computer System Structure
OS System Calls
A system call is an interface between the user program and the operating system. The program asks for different services and in response the OS… Read More »OS System Calls
Process Concepts
A process is program in execution in a modern time-sharing computer. A process needs resources such as CPU, memory, and input-output devices. OS is responsible… Read More »Process Concepts
Operating System Concepts
An operating system is system software that ensures the smooth functioning of a computer system. In earlier days of computing, the only job of a… Read More »Operating System Concepts
Operating Systems
OS is a layer between user and the computer hardware that manages resources like disk, memory, etc.
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