计算机网络第八版课后选择题

《计算机网络》第八版是由谢希仁编写的经典教材，书中的习题是学习计算机网络的重要方式之一。以下是该书第八版中的部分课后选择题和答案，供您参考：

Chapter 1:

1.1 What are the five components of data communication?
A. Message, sender, receiver, medium, protocol
B. Sender, receiver, medium, protocol, router
C. Sender, receiver, medium, router, protocol
D. Sender, receiver, medium, message, protocol
Answer: D

1.2 What is a protocol?
A. A set of rules that govern data communication
B. A device that connects two or more networks
C. A device that transmits data
D. A device that detects and corrects errors in data
Answer: A

1.3 Which of the following is a data link layer protocol?
A. TCP
B. IP
C. Ethernet
D. HTTP
Answer: C