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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

b.255.255.248.0
c.255.255.255.248
d.255.255.240.0
4. You are planning to migrate your 100 network computers from IPX/SPX to TCP/
IP and establish connectivity with the Internet. Your ISP assigns the address
192.168.16.0/24 to your network. You require 10 subnets with at least 10 hosts per
subnet. What subnet mask should you use?
a. 255.255.255.224
b. 255.255.240.0
c. 255.255.254.240
d. 255.255.255.248
6. You are the administrator for your company network. Your company has been
assigned Class C addressing. Projected growth for the company over the next 3
years indicates a need for as many network nodes as possible. What subnet mask
should you use to maximize the amount of network nodes available on the network?
a. 255.255.255.0
b. 255.255.255.240
c. 255.255.255.248
d. 255.255.255.252
e. 255.255.255.254
8. Your network uses an address of 172.30.0.0/16. Your initially will need 31 subnets
with a minimum of 1,200 hosts per subnet The projected growth for next year
though, indicates a need for at least 58 subnets. What subnet mask should you
configure to meet these needs?
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
9. Your network uses an address of 190.24.0.0/16. Your projected growth for the

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. /23
E. /18
14. Your company has been assigned the following IP address for its network:
199.141.27.0 Of subnet mask of 255.255.255.240 was selected to make provision for
the LAN design. Which of the following addresses can be assigned to hosts on the
resulting subnets?
A. 199.141.27.126
B. 199.141.27.175
C. 199.141.27.33
D. 199.141.27.119
E. 199.141.27.208
F. 199.141.27.112
15. Which of the following types of packets will be allowed entry when a serial
interface’s inbound access list has been configured to prohibit entry for TCP and
UDP ports 21, 23 and 25? (Select three options.)
A. SMTP
B. STP
C. FTP
D. Telnet
E. HTTP
F. POP3
16. Study the Exhibit below carefully:
A. 01100100.00001010.11101011.00100111
B. 10101100.00010010.10011110.00001111
C. 11000000.10100111.10110010.01000101
Which of the following statements regarding the IP addresses as illustrated in the
exhibit above, are true?(Select three options.)
A. Address C is a public Class C address.
B. Address C is an exclusive Class C address.
C. Address B is a public Class B address.

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. 192.168.5.32
C. 192.168.5.40
D. 192.168.5.63
E. 192.168.5.75
20. Which two of the addresses below are available for host addresses on the subnet
192.168.15.19/28? (Select two answer choices)
A. 192.168.15.17
B. 192.168.15.14
C. 192.168.15.29
D. 192.168.15.16
E. 192.168.15.31
F. None of the above
21. QUESTION NO: 11
Which of the following is an example of a valid unicast host IP address?
A. 172.31.128.255./18
B. 255.255.255.255
C. 192.168.24.59/30
D. FFFF.FFFF.FFFF
E. 224.1.5.2
F. All of the above
22. 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
23. Which one of the binary bit patterns below denotes a Class B address?
A. 0xxxxxxx

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

27. 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
28. 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
29. You have a class C network, and you need to design it for 5 usable subnets with
each subnet handling a minimum of 18 hosts each. Which of the following network
masks
should you use?
A. 225.225.224.0.
B. 225.225.240.0.
C. 225.225.255.0.
D. 255.255.255.224
E. 225.225.255.240
30. You have a class B network with a 255.255.255.0 mask. Which of the statements
below are true of this network? (Select all valid answers)
A. There are 256 usable subnets.
B. There are 256 usable hosts per subnet.
C. There are 50 usable subnets.
D. There are 254 usable hosts per subnet.
E. There are 24 usable hosts per subnet.

F. There is one usable network.