The IP network 210.106.14.0 is subnett...

单项选择题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

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1.多项选择题 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

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2.多项选择题Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to the hosts on this subnet?（）

A.16.23.118.63
B.87.45.16.159
C.92.11.178.93
D.134.178.18.56
E.192.168.16.87
F.217.168.166.192

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3.单项选择题Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask wouldyou use?（）

A.255.255.0.0.
B.255.255.128.0.
C.255.255.224.0.
D.255.255.254.0.

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4.单项选择题Which one of the binary bit patterns below denotes a Class B address?（）

A. 0xxxxxxx
B. 10xxxxxx
C. 110xxxxx
D. 1110xxxx
E. 11110xxx

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5.单项选择题What is the IP address range for the first octet in a class B address, in binary form?（）

A.00000111-10001111
B.00000011-10011111
C.10000000-10111111
D.11000000-11011111
E.11100000-11101111
F.None of the above

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6.单项选择题What is the subnet for the host IP address 201.100.5.68/28?（）

A.201.100.5.0
B.201.100.5.32
C.201.100.5.64
D.201.100.5.65
E.201.100.5.31
F.201.100.5.1

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7.单项选择题What is the subnet for the host IP address 172.16.210.0/22?（）

A. 172.16.42.0
B. 172.16.107.0
C. 172.16.208.0
D. 172.16.252.0
E. 172.16.254.0
F. None of the above

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8.单项选择题The TestKing network was assigned the Class C network 199.166.131.0 from the ISP. If the administrator at TestKing were to subnet this class C network using the 255.255.255.224 subnet mask, how may hosts will they be able to support on each subnet?（）

A. 14
B. 16
C. 30
D. 32
E. 62
F. 64

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9.单项选择题How many subnetworks and hosts are available per subnet if you apply a /28 mask to the 210.10.2.0 class C network?（）

A. 30 networks and 6 hosts.
B. 6 networks and 30 hosts.
C. 8 networks and 32 hosts.
D. 32 networks and 18 hosts.
E. 14 networks and 14 hosts.
F. None of the above

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10.单项选择题You have a Class C network, and you need ten subnets. You wish to have as many addresses available for hosts as possible. Which one of the following subnet masks should you use?（）

A. 255.255.255.192
B. 255.255.255.224
C. 255.255.255.240
D. 255.255.255.248
E. None of the above

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