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单选题
You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?（）
A
192.168.252.8 255.255.255.248
B
192.168.252.8 255.255.255.252
C
192.168.252.16 255.255.255.240
D
192.168.252.0 255.255.255.252
E
192.168.252.16 255.255.255.252
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You have been asked to use a 30 bit subnet mask to segment the following network block: 108.12.5.0. How many useable subnetworks and usable hosts could be created?（）A、32 networks with 8 hostsB、62 networks with 2 hostsC、30 networks with 16 hostsD、32 networks with 14 hosts
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You work as a network administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed.The network as a server named ABC_SR05 that provides DHCP services. You need to create a new IPv4 subnet on the network. The subnet must support a maximum of 5，000 hosts and must have a few unused addresses as possible. How would you configure DHCP to support this subnet？（）A、You should use a subnet mask of 255.255.255.0.B、You should use a subnet mask of 255.255.248.0C、You should use a subnet mask of 255.255.240.0.D、You should use a subnet mask of 255.255.224.0E、You should use a subnet mask of 255.255.128.0F、You should use a subnet mask of 255.255.0.0
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单选题I would have come to see you had it been possible, but I _____so busy then.A
had beenB
wereC
wasD
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Clamps have been used up.B
Lashing wires have been used up.C
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考题
单选题You have been asked to use a 28 bit subnet mask to segment the following network block: 108.12.5.0. How many usable hosts per sub-net could you create?（）A
10 hostsB
14 hostsC
12 hostsD
16 hosts
考题
单选题You have been asked to use a 30 bit subnet mask to segment the following network block: 108.12.5.0. How many useable subnetworks and usable hosts could be created?（）A
32 networks with 8 hostsB
62 networks with 2 hostsC
30 networks with 16 hostsD
32 networks with 14 hosts
考题
单选题You have been asked to use a 25 bit subnet mask to segment the following network block: 209.18.12.0. How many usable will there be per subnet?（）A
2 hostsB
120 hostsC
126 hostsD
255 hosts
考题
单选题You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0.How many usable host addresses will there be per subnet?（）A
510B
1022C
2046D
8190
考题
单选题You work as a network administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed.The network as a server named ABC_SR05 that provides DHCP services. You need to create a new IPv4 subnet on the network. The subnet must support a maximum of 5，000 hosts and must have a few unused addresses as possible. How would you configure DHCP to support this subnet？（）A
You should use a subnet mask of 255.255.255.0.B
You should use a subnet mask of 255.255.248.0C
You should use a subnet mask of 255.255.240.0.D
You should use a subnet mask of 255.255.224.0E
You should use a subnet mask of 255.255.128.0F
You should use a subnet mask of 255.255.0.0
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