Chapter One Sample Questions

According to John Chambers, CEO of Cisco (a leading networking technology company), the information age is the second Industrial Revolution. Answer... Hide Answer: True Difficulty: Easy Reference: p. 4

Due to recent advances in high speed communication networks, the information lag, or the time it takes for information to be disseminated around the world, has been significantly shortened. Answer... Hide Answer: True Difficulty: Easy Reference: p.4

One perspective of data communications and networking as stated in the textbook, examines the management of networking technologies, including security, network design, and managing the network on a day-to-day basis and long term basis. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 5

The first electronic data communication system was the telephone developed by Alexander Graham Bell. Answer... Hide Answer: False Difficulty: Easy Reference: p. 5

The first transcontinental telephone service was established in the 1940s. Answer... Hide Answer: False Difficulty: Easy Reference: p. 6

An Inter-Exchange Carrier (IXC) provides only local telephone services to homes and businesses. Answer... Hide Answer: False Difficulty: Easy Reference: p. 6

Common carriers include the RBOCs, IXCs, and Cable TV companies. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 7

The Telecommunications Act of 1996 now permits the RBOCs to provide long distance outside the region in which they provide local telephone services. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 7

The Internet was started by the U.S. Department of defense in 1969 as a network of four computers called ARPANET. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 9

Telecommunications is the transmission of voice and video as well as data and implies transmitting a longer distance than in a data communication network. Answer... Hide Answer: False Difficulty: Moderate Reference: p. 11

A local area network (LAN) connects other LANs and BNs located in different areas to each other and to wide area networks in a span from 3 to 30 miles. Answer... Hide Answer: False Difficulty: Moderate Reference: p. 13

An intranet is a LAN that uses Internet technologies and is publicly available to people outside of the organization. Answer... Hide Answer: False Difficulty: Moderate Reference: p. 15

A car manufacturer may give access to certain portions of its network to some of its suppliers via Internet. This is an example of an Extranet. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 15

The OSI model is the most widely used network model to develop and build networks today. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 16

The network layer is responsible for routing messages from the source computer to the destination computer. Answer... Hide Answer: True Difficulty: Easy Reference: p. 17

In the OSI model, the application layer is the end user’s access to the network. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 18

The application layer is the seventh layer of the Internet model and provides the end user’s access to the network. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 18

At the transport layer in the Internet model, TCP is responsible for breaking large files received from the application layer into smaller packets and opening a connection to a server for transferring the packets. Answer... Hide Answer: True Difficulty: Difficult Reference: p. 17

Ethernet is an example of a network layer protocol. Answer... Hide Answer: False Difficulty: Easy Reference: p. 17

Data communication standards enable each layer in the sending computer to communicate with its corresponding layer in the receiving computer. Answer... Hide Answer: True Difficulty: Easy Reference: p. 22

The specification stage of the de juro standardization process consists of developing nomenclature and identifying the problems to be addressed. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 23

ANSI is a voting participant in the ISO. Answer... Hide Answer: True Difficulty: Easy Reference: p. 23

Passive optical networking, a key trend for the future, means that virtually any computer will be able to communicate with any other computer in the world. Answer... Hide Answer: False Difficulty: Moderate Reference: p. 26

The high bandwidth requirements (high communications needs) for video have slowed its integration into computer networks. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 28

An Application Service Provider (ASP) develops a specific system and companies purchase or rent the service without installing the system on their own computers. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 29

In 1874, Alexander Graham Bell developed the concept for the telephone. Answer... Hide Answer: True Difficulty: Moderate Reference: p. 5

The Internet has always been open to commercial traffic.

Answer... Hide Answer: False Difficulty: Easy Reference: p. 10

Topic revision: r1 - 2012-12-06 - JimSkon
 
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