Computing Environments
computing environment 1 Traditional Computing As computing matures, the lines among many of the traditional computing environments are blurring. Just a few years ago, this environment consisted of PCs connected to a network, with servers providing file and print service Terminals attached to mainframes were prevalent at many companies as well, with even fewer remote…
Functions of Operating System
Function of operating system Following are some of important functions of an operating System. Memory Management :- Memory management refers to management of Primary Memory or Main Memory. Main memory is a large array of words or bytes Main memory provides a fast storage that can be accessed directly by the CPU. For a program…
Role of OS
The operating system acts as an interface between the hardware and the programs requesting I/O. It is the most fundamental of all system software programs. Responsibilities of the OS include: Hiding the complexities of hardware from the user. Managing between the hardware’s resources which include the processors, memory, data storage and I/O devices. Handling “interrupts”…
Definition of Operating system
An operating system is a program that manages the computer hardware. It also provides a basis for application programs and acts as an intermediary between a user of a computer and the computer hardware. An amazing aspect of operating systems is how varied they are in accomplishing these tasks. Mainframe operating systems are designed primarily…