单项选择题
Which of the following layers of the TCP/IP model most closely corresponds to the network layer of the OSI model?（）
A.Application
B.Internet
C.Transport
D.Network
E.Data Link
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相关考题
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多项选择题
Which three of the protocols below belong to the application layer?（）
A.ARP
B.HTTPS
C.SMTP
D.CDP
E.TFTP
F.ICMP -
多项选择题
Which three of the following OSI model layers also belong to the TCP/IP model?（）
A. The application layer
B. The session layer
C. The data link layer
D. The transport layer
E. The network interface layer
F. The physical layer -
单项选择题
Which one of the following is the most commonly used layer 2 network device?（）
A. Hub
B. Bridge
C. Switch
D. Router
E. Repeaters
F. None of the above
