题目内容

[ 判断题 ] C2应用层 (1分)Web缓存器既可以作为服务器也可以作为客户机。 ( )

A. 对
B. 错

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Which of the following is Internet link-layer protocol?

A. RIP
B. PPP
C. OSPF
D. BGP

In CIDR notation, which of the following networks contains host 192.168.14.2? ()

A. 192.168.11.0/21
B. 192.168.10.0/22
C. 192.168.12.0/23
D. 192.168.13.0/24

Which of the following is a correct subnet mask?

A. 255.255.224.0
B. 254.255.224.0
C. 255.255.226.0
D. 255.255.256.0

[ 判断题 ] (2分) All communication activity in Internet governed by protocols. ( )(2.0)

A. True
B. False