Business Data Communications and Networking, 14th Edition By
Jerry FitzGerald
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. The level of difficulty (easy, medium, hard), the reference section relevant to the topic, and learning objective are also furnished. 1. Due to 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: Difficulty: Reference: L.O.:
True Easy Introduction Be aware of the applications of data communications networks
2. It is not uncommon for companies to end up spending more money on network management and security tasks than they do on the actual computer equipment itself. Answer: Difficulty: Reference: L.O.:
True Medium Introduction Be aware of the three fundamental questions this book answers
3. The most frequently used database in organizations is Microsoft Access. Answer: Difficulty: Reference: L.O.:
False Medium Introduction Be aware of the three fundamental questions this book answers
4. Telecommunications is the transmission of voice and video as well as data and usually implies transmitting a longer distance than in a data communication network.
Answer: Difficulty: Reference: L.O.:
True Medium Data Communications Networks Be familiar with the major components of and types of networks
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Chapter 1 Test Bank
5. A local area network (LAN) connects other LANs and backbone networks (BNs) located in different areas to each other and to wide area networks in a span from 3 to 30 miles. Answer: Difficulty: Reference: L.O.:
False Medium Data Communications Networks Be familiar with the major components of and types of networks
6. An intranet is a LAN that uses Internet technologies and is publicly available to people outside of the organization. Answer: Difficulty: Reference: L.O.:
False Medium Data Communications Networks Be familiar with the major components of and types of networks
7. A car manufacturer may give access to certain portions of its network to some of its suppliers via the Internet. This is an example of an extranet. Answer: Difficulty: Reference: L.O.:
True Medium Data Communications Networks Be familiar with the major components of and types of networks
8. There are four computers that make networks what they are. Answer: Difficulty: Reference: L.O.:
False Easy Data Communications Networks Be familiar with the major components of and types of networks
9. About half of all routers run Cisco IOS (Inter-operating system) that was specifically created for routers. Answer: Difficulty: Reference: L.O.:
False Easy Data Communications Networks Be familiar with the major components of and types of networks
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Chapter 1 Test Bank
10. The OSI model is currently the most widely implemented network model used to develop and build networks of any size, including the Internet itself. Answer: Difficulty: Reference: L.O.:
False Medium Network Models Understand the role of network layers
11. The data link layer has a global responsibility. Answer: Difficulty: Reference: L.O.:
False Medium Network Models Understand the role of network layers
12. The transport layer has a local responsibility. Answer: Difficulty: Reference: L.O.:
False Medium Network Models Understand the role of network layers
13. The network layer performs the same functions in both the OSI and Internet models and is responsible for routing messages from the source computer to the destination computer. Answer: Difficulty: Reference: L.O.:
True Easy Network Models Understand the role of network layers
14. In the OSI model, the application layer provides a set of utilities for applications and is the end user’s access to the network. Answer: Difficulty: Reference: L.O.:
True Medium Network Models Understand the role of network layers
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Chapter 1 Test Bank
15. The application layer is the seventh layer of the Internet model and specifies the type of connection and the electrical signals that pass through it. Answer: Difficulty: Reference: L.O.:
False Easy Network Models Understand the role of network layers
16. At the transport layer in the Internet model, TCP is responsible for breaking large files received from the application layer into smaller messages and opening a connection to a server for transferring them. Answer: Difficulty: Reference: L.O.:
True Hard Network Models Understand the role of network layers
17. Ethernet is an example of a network layer protocol. Answer: Difficulty: Reference: L.O.:
False Easy Network Standards Be familiar with the role of network standards
18. Data communication standards enable each layer in the sending computer to communicate with its corresponding layer in the receiving computer. Answer: Difficulty: Reference: L.O.:
True Easy Network Standards Be familiar with the role of network standards
19. The specification stage of the de jure standardization process consists of developing nomenclature and identifying the problems to be addressed. Answer: Difficulty: Reference: L.O.:
True Medium Network Standards Be familiar with the role of network standards
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Chapter 1 Test Bank