Test Bank For Business Data Communications and Networking 13th Edition by FitzGerald, Dennis, Durcikova | Complete Latest Guide.
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Business Data Communications And Networking
Test Bank For Business Data Communications and Networking 13th Edition by FitzGerald, Dennis, Durcikova | Complete Latest Guide.
Chapter 1
Introduction to Data Communications
True-False Questions
The following are possible True/False questions for tests. The statement is given and the answer
i...
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Chapter 1
Introduction to Data Communications
True-False Questions
The following are possible True/False questions for tests. The statement is given and the answer
is provided in square brackets. The level of difficulty (easy, moderate, difficult) and the page
number(s) relevant to the topic are also furnished.
1.According to John Chambers, CEO of Cisco (a leading networking technology company), the information age is the second Industrial Revolution.
Answer:True Difficulty: Easy Reference: p. 4
2.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:True Difficulty: Easy Reference: p.4
3.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:True Difficulty: Moderate Reference: p. 5
4.The first electronic data communication system was the telephone developed by Alexander Graham Bell. Answer:False Difficulty: Easy Reference: p. 5
5.The first transcontinental telephone service was established in the 1940s. Answer:False Difficulty: Easy Reference: p. 6
6.An Inter-Exchange Carrier (IXC) provides only local telephone services to homes and businesses.
Answer: False Difficulty: Easy Reference: p. 6
7.Common carriers include the RBOCs, IXCs, and Cable TV companies.
Answer:True Difficulty: Moderate Reference: p. 7
8.The Telecommunications Act of 1996 now permits the RBOCs to provide long distance outside the region in which they provide local telephone services.
Answer: True Difficulty: Moderate Reference: p. 7
9.The Internet was started by the U.S. Department of defense in 1969 as a network of four computers called ARPANET.
Answer: True Difficulty: Moderate Reference: p. 9
10.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:False Difficulty: Moderate Reference: p. 11 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: False Difficulty: Moderate Reference: p. 13
12.An intranet is a LAN that uses Internet technologies and is publicly available to people outside of the organization.
Answer: False Difficulty: Moderate Reference: p. 15
13.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: True Difficulty: Moderate Reference: p. 15
14.The OSI model is the most widely used network model to develop and build networks today.
Answer: True Difficulty: Moderate Reference: p. 16
15.The network layer is responsible for routing messages from the source computer to the destination computer.
Answer: True Difficulty: Easy Reference: p. 17
16.In the OSI model, the application layer is the end user’s access to the network.
Answer: True Difficulty: Moderate Reference: p. 18
17.The application layer is the seventh layer of the Internet model and provides the end user’s access to the network.
Answer: True Difficulty: Moderate Reference: p. 18
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: True Difficulty: Difficult Reference: p. 17
19.Ethernet is an example of a network layer protocol.
Answer: False Difficulty: Easy Reference: p. 17
20.Data communication standards enable each layer in the sending computer to communicate with its corresponding layer in the receiving computer.
Answer: True Difficulty: Easy Reference: p. 22
21.The specification stage of the formal standardization process consists of developing nomenclature and identifying the problems to be addressed.
Answer: True Difficulty: Moderate Reference: p. 23
22.ANSI is a voting participant in the ISO.
Answer: True Difficulty: Easy Reference: p. 23
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: False Difficulty: Moderate Reference: p. 26 24.The high bandwidth requirements (high communications needs) for video have slowed its integration into computer networks.
Answer: True Difficulty: Moderate Reference: p. 28
25.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: True Difficulty: Moderate Reference: p. 29
MULTIPLE CHOICE
The following are possible multiple-choice questions for tests. The question is posed and the
answer is provided under the choices. The level of difficulty (easy, moderate, difficult) and the
page number(s) relevant to the topic is also furnished.
1.Data communications and networking can be considered as a global area of study because:
a.new technologies and applications emerge from a variety of countries and spread
around the world
b.the technologies enable global communication
c.the political and regulatory issues are exactly the same in every country d.a and b
e.none of the above
Answer: D Difficulty: Easy Reference: p. 4
2.In 1970, a key decision regarding MCI: a.set up the Telecommunications Competition and Deregulation Act
b.permitted MCI to provide limited long distance service in the U.S.
c.permitted telephone and/or computer equipment that was not manufactured by Bell
Telephone to be connected to AT&T’s network d.divided AT&T into two parts: one part for long distance service, and a second part,
comprised of seven operating companies, for local telephone service
e.set up deregulation for international telecommunications markets in 68 countries Answer: B Difficulty: Easy Reference: p. 6
3.In 1984, a federal judge broke up a highly contested telephone service monopoly and: a.set up the Telecommunications Competition and Deregulation Act
b.permitted MCI to provide limited long distance service in the U.S.
c.permitted telephone and/or computer equipment that was not manufactured by
Bell Telephone to be connected to AT&T’s network d.divided AT&T into two parts: one part for long distance service, and a second
part, comprised of seven regional operating companies, for local telephone
service
e.set up deregulation for international telecommunications markets in 68 countries Answer: D Difficulty: Easy Reference: p. 6
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