ITM 301 Lecture Notes - Desktop Environment, Multiprocessing, Novell

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 301
• Professor: Farid Shirazi

Document Summary

Two types of operating systems: single user os, windows os, linux (client), mac os, multi user os (network os (nos), windows server family, windows nt, windows 2000 server, windows 2003 server, windows 2008. Regardless of the flavor of network operating systems, all operating system do common tasks as follows: manage network resources (storage, net devices, printers , manage network security, manage users network environment, manage users" desktop environment, manage software application. Windows define its multi-user environment in the context of a domain. Domain is a security boundary with a single unified administration. Microsoft domain infrastructure is part of global dns structure. Microsoft domain define 2 types of objects: Each domain represents an organization: container object. Domain, organizational unit: leaf object: user, computer, printer. Container objects are managed through a built-in trust relationship called transitive trust or parent/child responsibility. The next important container object is organizational unit. Logically an organizational unit represents a department with a domain.