The operating system is the most important chopine of the electronic computer; it runs other programs on the computer. The operating system coiffure basic tasks, foreplay from a keyboard, output to a monitor, belongings track of files and directories on the disk and controlling peripheral devices such(prenominal) as disk drives and printers. The operating system manages all resources in a computer system, it makes sure different programs and users racetrack at the same time dont interfere with distributively other. It also manages security on the computer to insure unauthorised users do not access the system.
The operating system tail end be defined as the future(a):
Multi-user allows two or much users to run programs at the same time.
Multiprocessing supports running a program on more than one CPU.
Multitasking allows more than one program to run concurrently.
Multithreading allows different parts of a single program to run concurrently.
Real time responds to input instantly.
The functions of the operating systems can be classified as the following:
Processor management is the heart of managing the processor, ensuring that each process and practise receives enough of the processors time to function mightily and using as many processor cycles as potential for real work.
Memory management is the act of handling computer memory, methods apply to store data and programs in memory. It reclaims the memory place when they are no longer needed. This also includes virtual memory.
whirl management is activating and controlling the peripheral devices in a computer, it is embodied in the device drivers.
Storage management provides tools, processes and policies used to manage storage on the computers austere drives.
User Interface is the junction between a user and a computer program. Its a set of assertion or menus through which a user communicates with a program.
overall the operating system does two important things; the first is it manages the...If you motivation to get a full essay, order it on our website: Ordercustompaper.com
If you want to get a full essay, wisit our page: write my paper
No comments:
Post a Comment