Chapter 12 notes

Network

A ________ is a group of two or more computers, or nodes, configured to share information and resources.

Ease of maintenance and administration

Which of the following is NOT an advantage of using networks as compared to a stand-alone computer?

Network

A ________ allows multiple users to connect to the Internet through one connection.

Client/server

________ networks contain servers as well as computers that individual users access and use.

Peer-to-peer

In a(n) ________ network, each node connected to the network communicates directly with every other node.

10

P2P networks become difficult to manage when they are expanded beyond ________ users

Pan

A ________ is a network used by one person connected via wireless media.

Vpn

A ________ uses the public Internet communications infrastructure to build a secure, private network.

intranet

A(n) ________ is used exclusively within a corporation or organization.

authentication

A(n) ________ server tracks who is logging on to the network as well as which services on the network are available to each user.

All networks require at least two servers

Which of the following is FALSE about servers?

Files

A(n) ________ server is a server that stores and manages files for network users.

Queue

A print server uses a print ________ as a software holding area for printing jobs

Application

When a client computer connects to a network and requests the use of Microsoft Office 2010, for example, the ________ server delivers the software to the client computer.

Cluster

Which of the following is NOT a common network topology?

Protocol

A ________ is a set of rules for how information and communication are exchanged.

Token

Ring networks use the ________ method to avoid data collisions

Terminator

The ends of the cable in a bus network use a(n) ________ to absorb a signal so that it is not reflected back onto parts of the network that have already received the signal.

Bis

Which of the following networks is most known for data collisions?

Token

A _____ is passed from computer to computer around the ring of a ring topology network.

Star

Which of the following is the most commonly used client/server network topology?

Switch

The star topology uses a central ________ to connect all network nodes.

Ring

If fair allocation of network access is a major requirement of the network, choose a(n) ________ topology.

A method used to avoid data collisions

What is CSMA/CD?

Jam

In a network that uses the star topology, the signal that is sent to indicate a signal collision is called a ________ signal.

Hybrid

A ________ topology is created when more than one topology is used to build a network.

Star

Which of the following networks has high scalability?

Duplex

For business networks, which of the following is NOT a main cable type?

Cable diameter

Which of the following is NOT a factor to consider when selecting network cabling?

Emi

Which of the following causes interference when a cable is exposed to strong electromagnetic fields?

Fiber-optic

________ cable is NOT subject to electromagnetic interference or radio frequency interference.

Cladding

________ is a protective layer made of glass or plastic, which is wrapped around the core of a fiber-optic cable for protection.

Fiber optic

Which cable type is the most costly to install?

Electromagnetic

________ interference is a type of signal interference in wired transmission media that can be caused by fluorescent lights or machinery with motors or transformers.

HyperText transfer protocol

Which is NOT a networking protocol?

Network operating system

A(n) ________ needs to be installed on each client computer and server connected to the network to provide the services necessary for them to communicate.

(It verifies that all information transmitted from the computer is correctly received by the)

Which of the following is something a network adapter does NOT do?

Ethernet

The standard communications protocol used on most client/server networks is ______.

Media access control

What is another name for the physical address assigned to each network adapter?

IP

A(n) ________ address is the address external entities use to communicate with your network.

Bridge

Which of the following devices sends data from one collision domain to another?

Routers

________ are devices used to send data between two networks.

Firewall

A ________ keeps your computer safe by confirming who is trying to access it.

Routers

________ are often equipped to act as hardware firewalls.

Screening

Packet ________ is a form of protection for your computer that looks at each packet that comes into your computer network.

Bastion host

A(n) ________ server is a heavily secured server located on a special perimeter network between a company’s secure internal network and its firewall.

Biometric

Facial recognition is an example of ________ authentication.