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单选题
A Class C network address has been subnetted with a /27 mask.Which of the following addresses is a broadcast address for one of the resulting subnets?()
A

201.57.78.33

B

201.57.78.64

C

201.57.78.97

D

201.56.78.97

E

201.57.78.159

F

201.57.78.254


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考题 单选题You are the network administrator at TestKing. TestKing has been assigned the class C IP address 189.66.1.0 by its Internet Service Provider. If you divide the network range by using the 255.255.255.224 subnet mask, how many hosts can be supported on each network?()A 14B 16C 30D 32E 62F 64

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考题 多选题Which of the following are true regarding a network using a subnet mask of 255.255.248.0?()AIt corresponds to a Class A address with 13 bits borrowed.BIt corresponds to a Class B address with 4 bits borrowed.CThe network address of the last subnet will have 248 in the 3rd octet.DThe first 21 bits make the host portion of the address.EThis subnet mask allows for 16 total subnets to be created.FThe subnetwork numbers will be in multiples of 8.

考题 单选题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 192.168.100.48B 192.168.100.16C 192.168.100.0D 192.168.100.32