Operating System and Data Communication
Operating system Operating system is a computer program that prepares the computer to be used by human user. It managed the computer hardware, central processing unit, memory, drivers, printers, etc. it also runs application software. Operating system programs reside in the main memory of the computer and control all operations of the computer. Commonly used operating systems are Unix, Mac OS, MS-DOS, OS/2 and Windows. A set of program running in the background on a computer system and providing an environment in which other program can be executed and the computer system can be used efficiently. It manages the software and resources of the system. These resources may include the process, m4emory, storage devices, in...