Exam 8: Communications and Networks

A network gateway can be used to connect the LAN of one office group to the LAN of another office group.

Discuss how global positioning functions.

The capacity of a communication channel is measured in:

WANs are widely used by organizations to link microcomputers and to share printers and other resources.

With respect to peer-to-peer network, there is an abundant amount of powerful management software that monitors the network activities.

The ______ is the central node that coordinates the flow of data by sending messages directly between the sender and receiver nodes.

A prototype is a set of communication rules for the exchange of information.

This device enables connectivity between two LANS or a LAN and a larger network.

Which among the following is considered a line-of-sight communication medium?

The essential features of this include identifying sending and receiving devices, and breaking information into small parts for transmission across the Internet.

A service that uses existing telephone lines to provide high-speed connections is called:

A hierarchical network topology in which each device is connected to a central node, either directly or through one or more other devices, is also called a(n) _____ network.

In a client/server network, the _____ provides access to resources and services.

TCP/IP protocol involves identifying sending and receiving devices and breaking information into small parts for transmission across the Internet.

Remote users can connect to an organization's network through this type of secure private connection.

A firewall is a security system designed to protect an organization's network against external threats.

Network architecture describes how a computer network is configured and what strategies are employed.

What are the advantages and disadvantages of using a peer-to-peer system?

Most firewalls include special computer called a(n) _____ server to manage communications between the internal networks and the outside world.

Telephone lines use coaxial cables.