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Computer Network Chapter 7

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Questions and Answers

What is the purpose of the transport layer in managing end-to-end communication?

To manage network congestion
To ensure data encryption
To establish and manage data transmission (correct)
To provide quality of service

What are the characteristics of TCP?

Connection-oriented, unreliable, and low overhead
Connectionless, unreliable, and high overhead
Connection-oriented, reliable, and low overhead (correct)
Connectionless, reliable, and high overhead

How do TCP and UDP use port numbers?

TCP uses port numbers to identify devices, while UDP does not use port numbers
TCP uses port numbers to identify processes, while UDP does not use port numbers
TCP and UDP both use port numbers to identify processes (correct)
TCP uses port numbers to identify devices, while UDP uses port numbers to identify processes

What is the purpose of the TCP session establishment and termination processes?

To facilitate reliable end-to-end communication (A) Signup and view all the answers

What is the function of the transport layer in supporting end-to-end communication?

To establish and manage end-to-end connections (C) Signup and view all the answers

What is the primary function of the transport layer in managing data transfer in end-to-end communication?

To ensure reliable and error-free data transfer (B) Signup and view all the answers

What is a key characteristic of UDP compared to TCP?

Connectionless and best-effort data transfer (B) Signup and view all the answers

How do TCP and UDP use port numbers to support end-to-end communication?

By using port numbers to identify specific applications and services (A) Signup and view all the answers

What is a key difference between TCP and UDP in terms of data segmentation and reassembly?

TCP segments data and reassembles it at the receiver, while UDP does not (A) Signup and view all the answers

What is the role of the transport layer in supporting end-to-end communication?

To ensure reliable and error-free data transfer between devices (D) Signup and view all the answers