Chapter 6

Question 1

Stand-alone computer were insufficient for the following reasons: pg264

Answer 1

small hard- drive capacities
computer required a printer attached locally
sharing documents was cumbersome
there was no email

Question 2

Links two or more computer together to communicate and share resources. pg 264

Answer 2

Network

Question 3

in many cases networking today has become a relatively simple what? pg 264

Answer 3

plug and play process

Question 4

(LAN) stands for what? pg 265

Answer 4

local area networks

Question 5

were introduced to connect computers in a single office or building. pg 265

Answer 5

LAN

Question 6

(WAN) stands for what? pg 265

Answer 6

wide area networks

Question 7

expanded the LAN to include networks outside the local environment and also to distribute resources across long distances. pg 265

Answer 7

WAN

Question 8

(PAN) stands for what? pg 265

Answer 8

personal area network

Question 9

is a very small- scale network designed around one person. pg 265

Answer 9

PAN

Question 10

(MAN) stands for what? pg 265

Answer 10

metropolitan area network

Question 11

is bigger than a LAN but not quite as big as a WAN. pg 265

Answer 11

WAN

Question 12

The 1970s brought us the minicomputer which was a smaller version of the mainframe. Whereas the mainframe used what? pg 265

Answer 12

centralized processing

Question 13

The minicomputer used what kind of processing to access programs across other computer. pg 265

Answer 13

distributed processing

Question 14

The first software programs that ran on a LAN were not capable of being used by more than one user at a time this constraint was known as what? pg 266

Answer 14

file locking

Question 15

(SIG) stands for what? pg 266

Answer 15

Special Interest Group

Question 16

(WPAN) stands for what? pg 267

Answer 16

wireless personal area network

Question 17

The first Bluetooth device on the market was. pg 267

Answer 17

Ericsson headset and cell phone adapter

Question 18

Two or more Piconets can be linked together in a what? pg 268

Answer 18

scatternet

Question 19

A Bluetooth-enabled device can communicate with up to seven other devices in one what? pg 268

Answer 19

Piconet

Question 20

For those networks that are larger than a LAN but confined to a relatively small geographical area there is a term what that? pg 268

Answer 20

(MAN) Metropolitan area network

Question 21

(MAN) stands for what? pg 268

Answer 21

metropolitan area network is generally defined as a network that spans a city or a large campus

Question 22

When you’re looking at the devices or resources available on a network there are three types of components to be aware of: pg 268

Answer 22

Servers
Clients or workstations
Resources

Question 23

Offer networks the capability of centralizing the control of resources and security thereby reducing administrative difficulties. pg 269

Answer 23

Servers

Question 24

Servers that host printing services for users are called what? pg 269

Answer 24

print servers

Question 25

Can be for example both a file server and a print server at the same time. pg 269

Answer 25

Multipurpose server

Question 26

Is assigned to provide specific application or services for the network and nothing else. pg 269

Answer 26

Dedicated server

Question 27

Can be used to direct network traffic and perform administrative actions but they also often used to serve as a front-end for the administrator to work with other applications or services or perform services for more than one network. pg 270

Answer 27

Nondedicated servers

Question 28

In network terms workstation are also known as what? pg 270

Answer 28

client computers

Question 29

You must connect it to a cabling system that connects to other computers unless your NIC supports wireless networking. And you must install special software called. pg 270

Answer 29

client software

Question 30

It takes several items to make a workstation into a network client. You must install a what? 270

Answer 30

(NIC) Network interface card a special expansion card that allows the PC to talk on a network.

Question 31

(NOS) stands for what? pg 272

Answer 31

network operating system

Question 32

To control the communication with resources and the flow of data across the network. pg 272

Answer 32

(NOS) Network operating system

Question 33

Peer-to-peer networks are also referred to as what? pg 273

Answer 33

workgroups

Question 34

Server-based networks are also known as what? pg275

Answer 34

Domains

Question 35

There are five primary network topologies? pg 275

Answer 35

``` Bus Star Ring Mesh Hybrid ```

Question 36

Messages pass through the trunk and each workstation checks to see if a message is addressed to itself. pg 276

Answer 36

Bus topologies

Question 37

Branches each network device off a central device called a hub making it easy to add a new workstation. pg 276

Answer 37

star topologies

Question 38

Each computer connects to two other computers joining them in a circle and creating a unidirectional path where messages move from workstation to workstation. pg 277

Answer 38

ring topologies

Question 39

is the most complex in terms of physical design. In this topology each device is connected to every other device. pg 278

Answer 39

mesh topology

Question 40

for this reason the mesh topology is found in WANs to connect multiple sites across WAN links.It uses a device called what? pg 278

Answer 40

Routers to search multiple routes through the mesh and determine the best path.

Question 41

Is simply a mix of the other topologies. It would be impossible to illustrate it because there are many combination.pg 279

Answer 41

Hybrid topolgy

Question 42

what are the five layers of OSI. pg 280-281

Answer 42

1. Physical layer 2. Data link layer 3. Network layer 4. Transport layer 5. Session layer 6. Presentation layer 7. Application layer

Question 43

three types fiber-optic connectors. pg 292

Answer 43

ST) Straight tip SC) Subscriber connector LC) Local connector