Your client requires that you install 284 computers on a single IP network. Which of the
following IP classes would be your best option?
a. Class A
b. Class B
c. Class C
d. Class D
Answer: B, Class B.
Your boss wants you to set up three computers on a classful network with a default subnet
mask of 255.0.0.0. What class does he want the computers to be set up on?
a. Class A
b. Class B
c. Class C
d. Class D
Answer: A, Class A.
Proseware, Inc., needs you to set up 100 computers on a private Class A network. Which
of the following IP network numbers meet all of the criteria for a private Class A network?
a. 100.10.1.0
b. 192.168.1.0
c. 172.16.0.0
d. 10.0.0.0
Answer: D, 10.0.0.0
You need to subnet a 192.168.1.0 network. You decide to use the 255.255.255.240 subnet
mask. What is 240 equal to in binary?
a. 11100000
b. 11000000
c. 11110000
d. 10000000
Answer: C, 11110000
The IT director has asked you to set up 14 separate IP networks that can each have up
to 400 computers. What IANA private IP range should you select?
a. 10.0.0.0-10.255.255.255
b. 172.16.0.0-172.31.255.255
c. 192.168.0.0-192.168.255.255
d. 169.254.0.0-169
Answer: B, 172.16.0.0 - 172.31.255.255
You are troubleshooting a computer that cannot obtain the proper IP address from a
DHCP server. When you run an ipconfig/all, you see that the computer has obtained
the address 169.254.67.110 automatically. What has occurred? (Select the best answer.)
a.
Answer: B, APIPA has auto-assigned an IP address to the computer.
You need to connect 802.11a, 802.11b, and 802.11n wireless networks together. What
wireless tool will guarantee connectivity between these networks?
a. Wireless network adapter
b. Wireless hub
c. Wireless router
d. Wireless bridge
Answer: D, Wireless Bridge.
Your boss's computer cannot connect to the Internet. Examine the following ipconfig
results and select the best answer explaining why this has occurred.
IPv4 Address ............................................. : 10.254.254.1
Subnet Mask ................
Answer: C, The default gateway is incorrect. (255 is a broadcast address)
A user cannot connect to any Web sites. Review the ipconfig results that follow and
select the best answer explaining why this has occurred.
Windows IP Configuration
Host Name ........................................... : Computer1
Primary Dns Suffix ....
Answer: B, The DNS server is incorrect.
You have installed a device that has two IP addresses. One address, 64.51.216.27, is
displayed to the Internet. The other address, 192.168.50.254, communicates with the
LAN. What type of technology have you implemented?
a. Subnetting
b. IPv6
c. Network ad
Answer: C, Network Address Translation.
The manager of IT asks you to subnet a group of computers on the 192.168.50.0/28
network. This will provide you with ____________ number of subnets.
Answer: 16
You have configured IP network 192.168.1.0 with the subnet mask 255.255.255.240.
Two computers have the IP addresses 192.168.1.113 and 192.168.1.114. Another computer cannot communicate with them. That computer is using the IP address
192.168.1.145. Here,
Answer: 9
Your network uses the subnetted IP network 192.168.100.0/26. Its subnet mask
is ____________.
Answer: 255.255.255.192
You are troubleshooting an IP network with the following number: 10.254.254.0/24.
This type of IP network number is known as ____________.
Answer: Classless Inter-Domain Routing
Your boss worries about how many IPv4 addresses are left and inquires about installing
IPv6. Whereas IPv4 is a 32-bit system, IPv6 is a ____________ -bit system.
Answer: 128
A client wants you to set up a group of IPv6 network interfaces in such a way that
each of them will have all packets delivered to them. Here, you should implement
a ____________ address.
Answer: Multicast
You are troubleshooting a server that needs to connect directly to the Internet. After
you run an ipconfig/all, you see that the server has been auto-assigned the IPv6 address
fe80::260:8ff:fec0:98d%4. The server won't connect to the Internet due to the f
Answer: Link-local
To save time when working with IPv6 addresses in the command line, you like to truncate
them. The truncated version of 2001:4860:0000:2001:0000:0000:0000:0068 would
be ____________.
Answer: 2001:4860:0:2001::68
You see an IPv6 address displayed as fe80::5efe:10.0.0.2%2. This is an example
of ____________.
Answer: IPv6 Tunneling
You are troubleshooting a client's network. The client is using the following IP network
scheme:
IP network: 192.168.50.0
Subnet mask: 255.255.255.240
The client has 196 computers that are functioning properly, but another 30 computers
will not connect to
Answer: They have run out of addresses