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 the
DHCP scopes to support a subnet that has 800 hosts. You want to minimize the number of
unused IP addresses on each subnet.
How would you configure DHCP to support these subnets?
A.
You should assign the network 172.16.0.0/16.
B.
You should assign the network 172.16.0.0/17.
C.
You should assign the network 172.16.0.0/18.
D.
You should assign the network 172.16.0.0/19.
E.
You should assign the network 172.16.0.0/20.
F.
You should assign the network 172.16.0.0/21.
G.
You should assign the network 172.16.0.0/22.
H.
You should assign the network 172.16.0.0/23.
I.
You should assign the network 172.16.0.0/24.
Explanation:
Explanation
http://www.adminsub.net/ipv4-subnet-calculator/172.16.0.0/22
You won’t have a calculator for the exam, better learn powers of 2.
255*2*2
/24=255 , /23=510, /22=1020
DOH!, forgot the .0 and broadcasts. (I too have gotten dependent on subnet calcs)
256*2*2-2(for broadcast and .0)
/24=253 /23=510 /22=1022
hi could you please go on the request page comment for admin to say update microsoft 70-178 questin and answers. plz could you do this as it seems to not letting me log in to comment thanks would appreciate itxx