Exam 8: Communications and Networks

The range of Wi-Fi networks using microwave connections is being extended over greater distances using a new technology known as ________.

Every computer on the Internet has a unique numeric address called a(n)________.

Most firewalls include a special computer called a ________ server to manage communications between the internal networks and the outside world.

In a communication system,which among the following convert messages into packets that can travel across the communication channel?

Connection devices are the actual connecting or transmission medium that carries the message.

A ________ is a network where the nodes are in close physical proximity to each other.

In a communication system,which among the following originate and accept messages in the form of data,information,and/or instructions?

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

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

The capacity of a communication channel is measured in ________.

________ is a high-frequency transmission medium that has a single solid-copper core.

A(n)________ is a private network that connects more than one organization.

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

What is a WLAN? How does it work?

________ is a term relating to sending data to a satellite.

The most common standard in LANs is called ethernet.

Differentiate between analog and digital signals.

Which physical connection is the fastest?

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

Fiber-optic cable transmits data as pulses of light through tiny tubes of glass.