多项选择题
Which two statements about subnet masks are true?（）
A.If a bit is turned on (1), the corresponding bit in the IP address is used for the host portion.
B.If a bit is turned off (0), the corresponding bit in the IP address is used for the host portion.
C.If a bit is turned on (1), the corresponding bit in the IP address is used for the network prefix.
D.If a bit is turned off (0), the corresponding bit in the IP address is used for the network prefix.
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相关考题
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单项选择题
Given the IP address range 192.168.100.0 through 192.168.100.255, which network mask segments these addresses into 16 subnets?（）
A.255.255.255.224
B.255.255.255.240
C.255.255.255.248
D.255.255.255.252 -
单项选择题
Given the host IP address of 192.168.100.60 and a network mask of 255.255.255.224 (or /27), which address represents the correct network address for the referenced host?（）
A.192.168.100.48
B.192.168.100.16
C.192.168.100.0
D.192.168.100.32 -
多项选择题
Which two fields are found in an Ethernet frame?（）
A.Version
B.TTL
C.Checksum
D.Flags
E.Data
