Server AD 2
http://www2.isupportyou.net Q. What is an operating system? A. Operating system works as an interpreter between computer Hardware and application. Operation system works as a user interface. Q. Types of Operating systems? A. There are two types of operating systems 1. SOS: Simple Operating System as for example- Windows 95,98, ME 2. NOS: Network Operating System as for example- Windows NT, 2000, 2003. Q. What is server? A. Server are computer that provides the services. As for Example:- 1. DNS Server 2. WINS Server 3. DHCP Server 4. RAS Server 5. VPN Server Q. What is RAS Server? A. RAS stands for Remote Access Server. It is basically use for mobile user in the network. This server provides the access connectivity for mobile user. In this way all of the mobile users are connected to server through telephone line. This server also provides the connectivity between two more offices in the network. Q. What is VPN Server? A. VPN Stands for Virtua