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單項選擇題

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

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單項選擇題

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

多項選擇題

Which two fields are found in an Ethernet frame?（）

A.Version
B.TTL
C.Checksum
D.Flags
E.Data