Unit 3 Set 1 Nt1230

419 Words2 Pages
NT1230 Unit 3, Problem set 1 1. A software routine, which also acts as a filter that blocks certain type of incoming and outgoing traffic, while enabling other types is called a firewall. 2. The network and sharing center tool provides a central access point for all of the network controls and connections on a computer running Windows 7. 3. A device that connects one network to another is called a router. 4. The most common method for illustrating the operations of a networking stack is the TCP/IP model, which consists of 7 layers. 5. Protocols that do not guarantee delivery of their data, but do operate with a very low overhead that conserve network bandwidth are called UDP 6. The Windows 7 command-line utility that can tell you if the TCP/IP stack of another system on the network is functioning normally is called ping.exe. 7. The Windows 7 command-line utility that enables you to generate DNS request messages and then transmit them to specific DNS servers on the network is called NSLOOKUP.exe. 8. Most networks use DHCP to dynamically assign addresses and configure computers to use them. 9. The Windows 7 utility that displays a list of the routers currently forwarding packets to a particular destination is called Tracert.exe. 10. The top and bottom layers of the OSI model are called the application and physical. 1. RAID uses two or more drives used in combination to create a fault-tolerant system. 2. RAID 0 is a commonly used RAID technology that does not provide fault tolerance. 3. A hot spare is an extra drive that can be automatically swapped when a drive fails. 4. A storage area network is an architecture used for disk arrays, tape libraries, and optical jukeboxes based on networking technology. 5. The fibre channel sends SCSI commands to a SAN over a TCP/IP network. 6. The storage manager is a Windows Server

More about Unit 3 Set 1 Nt1230

Open Document