High-powered desktop workstations from companies like Sun proliferated in the 1980s, and they were all based on UNIX. The first version of UNIX was originally developed several decades ago and was used primarily as a research operating system in universities. To understand why Linux has become so popular, it is helpful to know a little bit about its history. Linux is as much a phenomenon as it is an operating system.
The reason mac is better than windows is unix mac os#
The Mac OS provides a completely different look and feel for Macintosh computers. The standard "look" of Windows 98 includes the Start button, the task bar, etc. Security manager - The OS maintains the security of the information in the computer's files and controls who can access the computer.Īn operating system normally also provides the default user interface for the system.Other I/O services manager - The OS manages the keyboard, mouse, video display, printers, etc.A network manager - The network manager controls all data moving between the computer and the network.When you request a file, the disk manager brings it in from the disk. A disk manager - The disk manager creates and maintains the directories and files on the disk.A memory manager - The memory manager controls the system's RAM and normally creates a larger virtual memory space using a file on the hard disk.The task scheduler is the part of the operating system that lets you print a document from your word processor in one window while you are downloading a file in another window and recalculating a spreadsheet in a third window. Some of those tasks are the different applications that the user is running, and some of them are operating system tasks. A task scheduler - The task scheduler is able to allocate the execution of the CPU to a number of different tasks.