1. You are creating a DHCP scope for your 192.168.1.32/28 subnet. The subnet
consists of Windows 2000, Windows 98, and Windows 95 computers. You have two
UNIX computers on this subnet that will be assigned the two highest available static
IP addresses. The subnet's default gateway will be assigned the lowest available IP
address on the subnet. Which scope should you create on your DHCP server?
a. 192.168.1.34 - 192.168.1.46
b. 192.168.1.34 - 192.168.1.44
c. 192.168.1.33 - 192.168.1.45
d. 192.168.1.34 - 192.168.1.61
e. 192.168.1.33 - 192.168.1.60
2. Your network uses an address of 172.30.0.0/16. Your projected growth for the
network indicates a need for at least 25 subnets with a minimum of 1,000 hosts per
subnet. What subnet mask should you configure to meet these needs?
a. 255.255.252.0
b.255.255.248.0
c.255.255.240.0
d.255.255.255.252
3. Your network has 1,900 hosts, and requires Internet connectivity. Your network
is not routed, except for the connection to the Internet. You have been assigned the
following eight network addresses from your ISP:
192.24.32.0/24
192.24.33.0/24
192.24.34.0/24
192.24.35.0/24
192.24.36.0/24
192.24.37.0/24
192.24.38.0/24
192.24.39.0/24
Your goal is to minimize the complexity of the routing tables, while maintaining
Internet connectivity for all hosts. What subnet mask should you use?
a.255.255.252.0

network indicates a need for at least 27 subnets with a minimum of 1,100 hosts per
subnet. What subnet mask should you configure to meet these needs?
a/ 255.255.252.0
b/ 255.255.252.10
c/ 255.255.255.0
d/ 255.255.255.10
11. Your network has been assigned the IP address 163.23.0.0/16. During the next
month, an additional 26 subnets each with a maximum of 1050 hosts will be added
to the network. What subnet mask should you use to meet the future needs of the
network?
a/ 255.255.240.0
b/ 255.255.248.0
c/ 255.255.252.0
d/ 255.255.254.0
e/ 255.255.255.0
12. You are the network administrator at VSIC. You verify the configuration of a
newly installed host by establishing an FTP connection to a remote server. What is
the highest layer of the protocol stack used in this operation?
A. application
B. presentation
C. session
D. transport
E. network
F. data link
G. physical
13. Which of the following network masks would you use to reduce any wastage of
IP addresses in point-to-point WAN links on a network that supports VLSM?
A. /38
B. /30
C. /27

D. Address A is a public Class A address.
E. Address B is a private Class B address.
F. Address A is an exclusive Class A address.
17. Consider the address 192.168.15.19/28, which of the following addresses are
valid host addresses on this subnet? (Select two options.)
A. 192.168.15.17
B. 192.168.15.0
C. 192.168.15.29
D. 192.168.15.16
E. 192.168.15.31
18. You are a systems administrator and you are about to assign static IP addresses
to various servers on your network. For the network 192.168.20.24/29 the router is
assigned to the first usable host address, while the last usable host address goes to
your Sales server. Which one of the following commands would you enter into the
IP properties box of the sales server?
A. IP address: 192.168.20.14 Subnet Mask: 255.255.255.248 Default Gateway:
192.168.20.9
B. IP address: 192.168.20.254 Subnet Mask: 255.255.255.0 Default Gateway:
192.168.20.1
C. IP address: 192.168.20.30 Subnet Mask 255.255.255.248 Default Gateway:
192.168.20.25
D. IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:
192.168.20.17
E. IP address: 192.168.20.30 Subnet Mask 255.255.255.240 Default Gateway:
192.168.20.25
19. The Testking Texas branch network is displayed in the following diagram:
[IMG]file:///C:/DOCUME%7E1/tuan/LOCALS
%7E1/Temp/msohtml1/01/clip_image002.gif[/IMG]
Of the following choices, which IP address should be assigned to the PC host?
A. 192.168.5.5

B. 10xxxxxx
C. 110xxxxx
D. 1110xxxx
E. 11110xxx
24. Your network uses the 172.12.0.0 class B address. You need to support 459 hosts
per subnet, while accommodating the maximum number of subnets. Which mask
would you use?
A. 255.255.0.0.
B. 255.255.128.0.
C. 255.255.224.0.
D. 255.255.254.0.
25. Using a subnet mask of 255.255.255.224, which of the IP addresses below can
you assign to the hosts on this subnet? (Select all that apply)
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
26. 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?
(Select all that apply)
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

F. There is one usable network.