單項選擇題

Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?（）

A.255.255.0.0
B.255.255.224.0
C.255.255.254.0
D.255.255.255.0
E.255.255.255.224

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單項選擇題

The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?（）

A. 1 network with 254 hosts
B. 4 networks with 128 hosts
C. 2 networks with 24 hosts
D. 6 networks with 64 hosts
E. 8 networks with 36 hosts

多項選擇題

Your ISP has assigned you the following IP address and subnet mask:
IP address: 199.141.27.0
Subnet mask: 255.255.255.240
Which of the following addresses can be allocated to hosts on the resulting subnet?（）

A.199.141.27.2
B.199.141.27.175
C.199.141.27.13
D.199.141.27.11
E.199.141.27.208
F.199.141.27.112