Exam 6: Telecommunications and Networks

The telecommunications industry has changed _______________.

Telecommunications-based business applications can help a company overcome all of the following barriers to business success except:

Which of the following statements best defines a network?

All of the following statements about a virtual private network are correct except:

The terms analog and _______________ refer to the methods used to convert information into an electrical signal so that it can be transmitted or processed.

All cellular and PCS telephone systems divide a geographic area into small areas, or __________, typically from one to several square miles in area.

The Internet uses a system of telecommunications protocols that have become so widely used that they are now accepted as a network architecture.

Regular telephone service relies on circuit _______________, in which a switch opens a circuit to establish a link between a sender and receiver. It remains open until the communication session is completed.

We can think of the _______________ as a network made up of millions of smaller, private networks, each with the ability to operate independent of, or in harmony with, all the other millions of connected networks.

Developed to work Internet2, IPv6 increases the IP address size from 32 bits to 256 bits to support more levels of the address hierarchy.

Open systems provide greater _______________. That is, the ability of networked computers and other devices to easily access and communicate with each other and share information.

Companies can create private secure Internet links between themselves, called _______________ private networks.

In the central server architecture of P2P networking, the P2P software connects your PC to a central server with the directory of all users of the network.

An extranet is a network inside a company that uses Internet technologies to provide a private Internet-like network environment to the firm.

The text lists five basic categories of components in a telecommunications network. One of these categories includes telecommunications processors, which:

Which one of the following statements regarding a telecommunications network is false?

Multiplexers work to increase the number of transmissions possible, while also increasing the number of physical data channels.

Middleware is an essential component of any IT infrastructure because it allows disparate systems to be isolated.

Network management package functions include all of the following except:

ISPs are connected to one another through network _______________.