Business Data Communications and Networking 14th edition by Jerry FitzGerald Test bank
Reference: Data Communications Networks
L.O.: Be familiar with the major components of and types of networks
- About half of all routers run Cisco IOS (Inter-operating system) that was specifically created for routers.
Answer: False
Difficulty: Easy
Reference: Data Communications Networks
L.O.: Be familiar with the major components of and types of networks
- 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: False
Difficulty: Medium
Reference: Network Models
L.O.: Understand the role of network layers
- The data link layer has a global responsibility.
Answer: False
Difficulty: Medium
Reference: Network Models
L.O.: Understand the role of network layers
- The transport layer has a local responsibility.
Answer: False
Difficulty: Medium
Reference: Network Models
L.O.: Understand the role of network layers
- 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: True
Difficulty: Easy
Reference: Network Models
L.O.: Understand the role of network layers
- 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: True
Difficulty: Medium
Reference: Network Models
L.O.: Understand the role of network layers
- 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: False
Difficulty: Easy
Reference: Network Models
L.O.: Understand the role of network layers
- 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: True
Difficulty: Hard
Reference: Network Models
L.O.: Understand the role of network layers
- Ethernet is an example of a network layer protocol.
Answer: False
Difficulty: Easy