1) Which of the following describe private IP addresses? (Choose two.)
A) addresses licensed to enterprises or ISPs by an Internet registry organization
B) addresses that can be routed through the public Internet
C) a scheme to conserve public addresses
D) addresses that cannot be routed through the public Internet
E) addresses chosen by a company to communicate with the Internet
Answer: CD
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2)Which host addresses are members of networks that can be routed across the public Internet? (Choose three.)
A) 172.16.223.125
B) 172.64.12.29
C) 198.234.12.95
D) 212.193.48.254
Answer: BCD
3) DNS servers provide what service?
A) They map individual hosts to their specific IP addresses.
B) They convert domain names into IP addresses.
C) They run a spell check on host names to ensure accurate routing.
D) Given an IP address, they determine the name of the host that is sought.
Answer: B
4)How does a DHCP server dynamically assign IP addresses to hosts?
A. Addresses are permanently assigned so that the host uses the same address at all times.
B. Addresses are assigned for a fixed period of time. At the end of the period, a new request for an address must be made, and another address is then assigned.
C. Addresses are leased to hosts.Host usually keeps same address by periodically contacting the DHCP server to renew the lease.
D. Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement.
Answer: C
5) The network default gateway applying to a host by DHCP is 192.168.5.33/28. Which option is the valid IP address of this host?
A) 192.168.5.55
B) 192.168.5.47
C) 192.168.5.40
D) 192.168.5.32
E) 192.168.5.14
Answer: C
6) Which two addresses can be assigned to a host with a subnet mask of 255.255.254.0? (Choose two.)
A) 113.10.4.0
B) 186.54.3.0
C) 175.33.3.255
D) 26.35.2.255
E) 17.35.36.0
Answer:B,D
7)How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?
A) 8 subnets, 31 hosts
B) 8 subnets, 32 hosts
C) 16 subnets, 30 hosts
D) A Class B address can't be subnetted into the fourth octet.
E) 16 subnets, 32 hosts
Answer: C
8)If an ethernet port on a router was assigned an IP address of 172.16.112.1/20, what is the maximum number of hosts allowed on this subnet?
A) 8190
B) 4096
C) 4094
D) 1024
E) 2046
Answer: C
9) Which subnet mask would be appropriate for a network address range to be subnetted for up to eight LANs, with each LAN containing 5 to 26 hosts?
A. 255.255.255.224
B. 0.0.0.240
C. 255.255.255.252
Answer: A
10) As the network administrator of your company, you have been assigned the task of designing a new Office internetwork. So you need to consider IP addressing scheme, Which two subnetworks would be included in the
summarized address of 172.31.80.0 /20? (Choose two.)
A. 172.31.92.0 /22
B. 172.31.51.16 /30
C. 172.31.80.0 /22
D. 172.31.17.4 /30
Answer: AC
A) addresses licensed to enterprises or ISPs by an Internet registry organization
B) addresses that can be routed through the public Internet
C) a scheme to conserve public addresses
D) addresses that cannot be routed through the public Internet
E) addresses chosen by a company to communicate with the Internet
Answer: CD
Read More
2)Which host addresses are members of networks that can be routed across the public Internet? (Choose three.)
A) 172.16.223.125
B) 172.64.12.29
C) 198.234.12.95
D) 212.193.48.254
Answer: BCD
3) DNS servers provide what service?
A) They map individual hosts to their specific IP addresses.
B) They convert domain names into IP addresses.
C) They run a spell check on host names to ensure accurate routing.
D) Given an IP address, they determine the name of the host that is sought.
Answer: B
4)How does a DHCP server dynamically assign IP addresses to hosts?
A. Addresses are permanently assigned so that the host uses the same address at all times.
B. Addresses are assigned for a fixed period of time. At the end of the period, a new request for an address must be made, and another address is then assigned.
C. Addresses are leased to hosts.Host usually keeps same address by periodically contacting the DHCP server to renew the lease.
D. Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement.
Answer: C
5) The network default gateway applying to a host by DHCP is 192.168.5.33/28. Which option is the valid IP address of this host?
A) 192.168.5.55
B) 192.168.5.47
C) 192.168.5.40
D) 192.168.5.32
E) 192.168.5.14
Answer: C
6) Which two addresses can be assigned to a host with a subnet mask of 255.255.254.0? (Choose two.)
A) 113.10.4.0
B) 186.54.3.0
C) 175.33.3.255
D) 26.35.2.255
E) 17.35.36.0
Answer:B,D
7)How many subnets can be gained by subnetting 172.17.32.0/23 into a /27 mask, and how many usable host addresses will there be per subnet?
A) 8 subnets, 31 hosts
B) 8 subnets, 32 hosts
C) 16 subnets, 30 hosts
D) A Class B address can't be subnetted into the fourth octet.
E) 16 subnets, 32 hosts
Answer: C
8)If an ethernet port on a router was assigned an IP address of 172.16.112.1/20, what is the maximum number of hosts allowed on this subnet?
A) 8190
B) 4096
C) 4094
D) 1024
E) 2046
Answer: C
9) Which subnet mask would be appropriate for a network address range to be subnetted for up to eight LANs, with each LAN containing 5 to 26 hosts?
A. 255.255.255.224
B. 0.0.0.240
C. 255.255.255.252
Answer: A
10) As the network administrator of your company, you have been assigned the task of designing a new Office internetwork. So you need to consider IP addressing scheme, Which two subnetworks would be included in the
summarized address of 172.31.80.0 /20? (Choose two.)
A. 172.31.92.0 /22
B. 172.31.51.16 /30
C. 172.31.80.0 /22
D. 172.31.17.4 /30
Answer: AC
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