Norton Ch 9 answers

Revision Grade 111. A(n) _______________ is a network of computers that serves users located relatively near each other. 2. If you connect computers together to communicate and exchange information, the result is called a(n) ______________. 3. The physical layout of wires and devices that connect the network's nodes is called the network's ______________. 4. In a bus topology network, a special device called a(n) _____________ is placed on each end of the cable. 5. A(n) ______________ is a thin strand of glass that transmits pulsating beams of light as speeds that approach 100 Gbps.

6. A(n) _______________ is the device that is added to a PC that allows it to connect to a LAN. 7. A centralized computer that allows multiple remote users to share the same printing device is referred to as a ______________. 8. _____________ cables have two conductors, one is a single wire in the center and the other is a were mesh shield that surrounds the first wire. 9. A(n) ______________ is a popular device used to connect a LAN. It substantially reduces broadcast traffic. 10. High-end peer-to-peer networks allow for _______________. This lets users access the power of multiple computers to process programs like 3-D illustration software. Multiple Choice

1. Companies store data on network server because it is _______________.

A. easier to track changes made to important data

B. less convenient for the user to access the data from home

C. easier to download or retrieve large video files

D. more difficult for users to access programs

2. In a __________________ network, all devices are connected to a device called a hub and communicate through it.

A. bus

B. star

C. ring

D. mesh

3. A solution that connects users computers to a central network server that enable them to share programs is called ___________________.

A. single-user version programs

B. PC license programs

C. site license programs

D. network version programs

4. When software is stored and run from a centralized location, the computer containing such software is called a(n) ________________.

A. file server

B. print server

C. application server

D. CD servers

5. A ________________ is an agreed-upon format for transmitting data between two devices.

A. protopology

B. protoplasm

C. prototype

D. protocol

6. ________________ means any kind of multi-way communication carried out in real-tome using telecommunications or computer network equipment.

A. video-conferencing

B. data-conferencing

C. teleconferencing

D. serial-conferencing

7. A _______________ is two or more LANs connected together, generally across a large geographical area.

A. WANB. SAN

C. CAN

D. HAN

8. An extranet is like an intranet except that it allows company employees access to corporate websites from the _______________.

A. employees desktop PC

B. Supervisors PC

C. employee fax/printer device

D. Internet

9. ________________ is a type of network usually found where students and school administrators have a need to share files across several buildings.

A. wide area network (WAN)

B. metropolitan area network (MAN)

C. campus area network (CAN)

D. local area network (LAN)

10. An arrangement where user accounts are centralized on a server and PCs gain access to network resources by accessing this server is called a _______________.

A. client/server network

B. peer-to-peer network

C. server-to-server network

D. client/client network

Review Questions

1. List four benefits that networks provide to their users.

2. How can a network help a small business save money on printing?

3. Name four types of media used to link networks?

4. List four types of network topologies used in wire-based networks.

5. Name three common LAN protocols.

6. A network is a set of technologies that can be used to connect computers together. What three general components are needed to setup a network?

7. What are packets and how do they work?

8. What distinguishes a peer-to-peer network?

9. Companies use their own websites to support operations. What is the distinction between an intranet and an extranet?

10. Companies are attempting to save telephone communication costs by implementing this technology. What is the technology called?

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