Network Pro Ch 5
Unlock all answers in this set
Unlock answersquestion
Which of the following protocols are used with VoIP?
answer
SIP RTP
question
Which of the following protocols is used by VoIP to set up, maintain, and terminate a phone call?
answer
SIP
question
Which of the following features is used with digital IP phones to supply power through a switch port?
answer
PoE
question
What type of virtualization completely simulates a real physical host?
answer
Full Virtualization
question
In virtualization, what is the role of a hypervisor?
answer
A hypervisor allows virtual machines to interact with the hardware without going through the host operating system.
question
You need to provide DHCP and file sharing services to a physical network. These services should be deployed using virtualization. Which type of virtualization should you implement?
answer
Virtual servers.
question
What type of component is most likely to allow physical and virtual machines to communicate with each other?
answer
Virtual switch
question
Which of the following address types is shared by multiple hosts, and is used to form groups of computers that should receive the same data stream?
answer
Multicast
question
Which type of address is the IP address 198.162.12.254/24?
answer
Unicast
question
Which type of address is the IP address 232.111.255.250?
answer
Multicast
question
Which type of address is used in a packet to address the packet to a single host?
answer
Unicast
question
Which protocol does an IP host use to inform a router that it wants to receive specific multicast frames?
answer
IGMP
question
Which of the following are valid IPv6 IP addresses?
answer
6384:1319:7700:7631:446A:5511:8940:2552 141:0:0:0:15:0:0:1
question
Which of the following is a valid IPv6 address?
answer
FEC0::AB:9007
question
Which of the following IP addresses is a valid IP address for a host on a public network?
answer
142.15.6.1
question
You have a computer that is connected to the internet through a NAT router. You want to use a private addressing scheme for your computer. Which of the following IP addresses could you assign to the computer?
answer
172.18.188.67 10.0.12.15 192.168.12.253
question
Which of the following associates a port number with a host on a private network?
answer
PAT
question
Your computer has an IP address of 161.13.5.15. Your computer is on a:
answer
Public Network
question
Which of the following is not one of the ranges of IP addresses defined in RFC 1918 that are commonly used behind a NAT server?
answer
169.254.0.1 - 169.254.255.254
question
You have a small network at home that is connected to the Internet. On your home network you have a server with the IP address of 192.138.55.199/16. You have a single public address that is shared by all hosts on your private network. You want to configure the server as a Web server and allow Internet hosts to contact the server to browse a personal website. What should you use to allow access?
answer
Static NAT
question
Which organization is responsible for allocating public IP addresses?
answer
IANA
question
You have a small network at home that is connected to the Internet. On your home network you have a server with the IP address of 192.168.55.199/16. All computers on your home network can connect to the Internet. From your work office, you try to access your home computer using its IP address, but are unable to communicate with the server. You are able to connect to other hosts on the Internet. Why cant you access the server?
answer
Private addresses are not accessible through the Internet.
question
What is the main difference between RIP and RIPv2?
answer
RIP is a classful protocol, while RIPv2 is a classless protocol.
question
You have a private network connected to the Internet. Your routers will not share routing information about your private networkwith Internet routers. Which of the following best describes the type of routing protocol you would use?
answer
IGP
question
Which of the following protocosl has a limit of 15 hops between any two networks?
answer
RIP
question
Which of the following is a characteristic of static routing when compared to dynamic routing?
answer
All routes must be manually updated on the router.
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24. The router is configured to use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24. There is no default route configured on the router. The router receives a packet addressed to network 10.1.0.0/16. What will the router do with the packet?
answer
Drop the packet.
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24. The router is configure dto use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24. The next hop router for network 192.168.3.0 has changed. You need to make the change with the least amount of effort possible. What should you do?
answer
Wait for convergence to take place/
question
You have a network configured to use the OSPF routing protocol. Which of the following describes the state when OSPF routers have learned about all other routes in the network?
answer
Convergence.
question
Which of the following routing protocols divides the network into areas, with all networks required to have an area of 0 (area 0 identifying the backbone area)?
answer
OSPF
question
What are the main differences between the OSPF and IS-IS routing protocols?
answer
OSPF requires an area 0, while IS-IS does not.
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24. The router is configured to use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24. The router is also configured with a static route of 0.0.0.0 with a mask of 0.0.0.0. The router receives a packet addressed to network 10.1.0.0/16. What will the router do with the packet?
answer
Forward the packet to the next hop router specified by the route to network 0.0.0.0
question
Which of the following routing protocols are classified as link state routing protocols?
answer
OSPF IS-IS
question
What information does the next hop entry in the routing table indentify?
answer
The first router in the path to the destination network.
question
Which of the following are often synonymous with or made possible by CIDR?
answer
Classless VLSM
question
You have a router configured to share routing information using RIP. In addition, you have a single static route that identifies a default route for all other networks. The next hop router for the default route has changed. You need to make changes with the least amount of effort possible. What should you do?
answer
Manually configure the default route to point to the next hop router.
question
Which of the following routing protocols is used by routers on the Internet for learning and sharing routes?
answer
BGP
question
Which of the following statements about RIP is true?
answer
RIP uses hop counts as the cost metric.
question
Which of the following best describes OSPF?
answer
OSPF is a classless link-state routing protocol.
question
Which of the following routing protocols is classified as a balanced hybrid routing protocol?
answer
EIGRP
question
Under which of the following circumstances might you implement BGP on your company network and share routes with Internet routers?
answer
If the network is connected to the Internet using multiple ISPs.
question
You manage a server that uses an IP address of 192.168.255.188 with a mask of 255.255.0.0. Which of the following describes the address type?
answer
Classless.
question
Which two of the following statementsabout the Dynamic Host Configuration Protocol (DHCP) are true?
answer
It can deliver other configuration information in addition to IP addresses. A DHCP server assigns addresses to requesting hosts.
question
You have a network with 50 workstations. You want to automatically configure workstations with the IP address, subnet mask, and default gateway values. Which device should you use?
answer
DHCP Server.
question
Which of the following IP addresses ranges is reserved for Automatic Private IP Addressing?
answer
169.254.0.1 - 169.254.255.254
question
You have a TCP/IP network with 50 hosts. There has been inconsistant communication problems between hosts. You run a protocol analyzer and discover that two hosts have the same IP address assigned. Which protocol can you implement on your network to help prevent problems such as this?
answer
DHCP
question
What is the network address and subnet mask used by APIPA?
answer
255.255.0.0 169.254.0.0
question
Which of the following strategies are used to prevent duplicate IP addresses being used on a network?
answer
Install a DHCP server on the network. Use Automatic Private IP Addressing.
question
In an IP addressing scheme using default subnet masks, which of the following IP addresses can you assign to a host?
answer
132.70.254.15
question
Which of the following best describes the purpose of using subnets?
answer
Subnets divide an IP network address into multiple network addresses.
question
A host has the address 100.55.177.99/16. Which of the following is the broadcast address for the subnet?
answer
100.55.255.255
question
Which of the following is a valid IP address?
answer
2.2.2.2 172.16.1.26
question
You are configuring the IP address for a host and have been asked to use the address 192.160.99.110/16. What subnet mask value would you use?
answer
255.255.0.0
question
What is the default subnet mask for the IP address 203.111.3.3?
answer
255.255.255.0
question
What is the binary format for the following decimal IP address 131.9.202.11
answer
10000011.00001001.11001010.01101111
question
A host on the network has an IP address of 129.11.99.78 using the default subnet mask. How would you identify the address and mask using CIDR notation?
answer
129.11.99.78/16
question
Your network has been assigned the Class B network address of 179.113.0.0 Which three of the following can be assigned to hosts on your network?
answer
179.113.89.0 179.113.65.12 179.113.0.118
question
Consider the following IP address. 1. 124.77.8.5 2. 131.11.0.9 3. 190.66.250.10 4. 196.5.89.44 Which list represents the IP address class of each listed IP address?
answer
Class 1, Class B, Class B, Class C.
question
What is the decimal format for the following binary IP address?
answer
206.58.170.67
question
You manage a subnet that uses the following subnet address: 198.162.1.0/23. Which of the following best describes how addressing is configured for the subnet?
answer
Supernetting.
question
Your network has been assigned the Class B address of 130.15.0.0. Which of the following is not an address you can assign to a node on your network?
answer
130.16.61.3
question
Which three of the following are not valid IP address?
answer
145.8.260.7 257.0.122.55 45.22.156.256
question
You have been told to assign the IP address 21.155.67.188 to a host on the network using the default subnet mask. Which mask should you use?
answer
255.0.0.0
question
Which of the following is not a reason to use subnets on a network?
answer
Combine different media type on to the same subnet.
question
Which of the following is the last IP address that can be assigned to hosts on the 1676.70.0.0 using the default subnet mask?
answer
166.70.255.254
question
Which of the following IP addresses have a default subnet mask of 255.255.0.0?
answer
129.0.0.1 191.168.2.15 168.16.5.1
question
Which of the following is the last IP address that can be assigned to hosts on the 211.70.0.0 network using the default subnet mask?
answer
211.70.0.254
question
Your network has been assigned the Class C address of 200.78.151.0. Which three of the following addresses can be assigned to hosts on your network?
answer
200.78.151.252 200.78.151.12 200.78.151.111
question
Which of the following is the first IP address that can be assigned to hosts on the 166.70.0.0 network using the default subnet mask?
answer
166.70.0.1
question
Which three of the following IP addresses belong to the Class A network 114.0.0.0? ( Assume the network is indicated by the default portion of the IP address.)
answer
114.0.0.15 114.122.66.12 114.58.12.0
question
Which three of the following IP addresses are Class B addresses?
answer
132.12.0.0 190.65.2.0 129.0.0.0
question
Which three of the following IP addresses are Class C addresses?
answer
192.15.5.55 223.16.5.0 225.55.0.0
question
You need to provide DHCP and file share services to a physical network.These services should be deployed using virtualization. Which type of virtualization should you implement?
answer
Virtual servers
question
What type of virtualization completely simulates a real physical host?
answer
Full virtualization
question
Which component is most likely to allow physical and virtual machines to communicate with each other?
answer
Virtual swich
question
You have configured a virtual network which includes the following virtual components Four virtual machines (i.e., Virtual OS1,Virtual OS2,etc.) One virtual switch The virtual switch is connected to a physical network to allow the virtual machines to communicate with the physical machines out on the physical network. Given the port configuration for the virtual switch and the physical switch in the table below, click on all of the virtual and physical machines that Virtual OS1 can communicate with.
answer
Virtual OS3 Physical OS1-4
question
In virtualization,what is the role of the hypervisor?
answer
A hypervisor allows virtual machines to interact with the hardware without going through the host operating system.
question
You have configured a virtual network which includes the following virtual components Four virtual machines (i.e., Virtual OS1,Virtual OS2,etc.) One virtual switch The virtual switch is connected to a physical network to allow the virtual machines to communicate with the physical machines out on the physical network. Given the port configuration for the virtual switch and the physical switch in the table below, click on all of the virtual and physical machines that Virtual OS1 can communicate with.
answer
Virtual OS2 & 3
question
Which of the following protocols is used by VoIP to set up,maintain,and terminate a phone call?
answer
SIP
question
Which of the following protocols are used with VoIP? (Select two.)
answer
SIP RTP
question
Which of the following features us used with digital IP phones to supply power through a switch port?
answer
PoE
question
Which type of address is used in a packet to address the packet to a single host?
answer
Unicast
question
Which of the following address types is shared by multiple hosts,and used to form groups of computers that should receive the same data stream?
answer
Multicast
question
Which type of address is the IP address 198.162.12.254/24?
answer
Unicast
question
Which type of address is the IP address 232.111.255.250?
answer
Multicast
question
Which protocol does an IP host use to inform a router that it wants to receive specific multicast frames?
answer
IGMP
question
Which of the following is a valid IPv6 address?
answer
FEC0::AB:9007
question
Which of the following are valid IPv6 IP addresses? Select all that apply.
answer
6384:1319:7700:7631:446A:5511:8940:2552 141:0:0:0:15:0:0:1
question
Your computer has an IP address of 161.13.5.15.You computer is on a:
answer
Public network
question
Which organization is responsible for allocation public IP addresses?
answer
IANA
question
You have a small network at home that is connected to the Internet.On your home network you have a server with the IP address of 192.168.55.199/16.All computers on your home network can connect to the Internet. From your work office,you try to access your home computer using its IP address,but are unable to communicate with the server.You are able to connect other hosts on he Internet Why can't you access the server?
answer
Private addresses are not accessible through the Internet.
question
Which of the following IP addresses is a valid IP address for a host on a public network?
answer
142.15.6.1
question
You have a computer that is connected to the Internet through a NAT router.You want to use a private addressing scheme for your computer.Which of the following IP addresses could you assign to the computer? (Select all that apply.)
answer
10.0.12.15 172.18.188.67 192.168.12.253
question
Which of the following associates a port number with a host on a privet network?
answer
PAT
question
You have a small network at home that is connected to the Internet.On your home network you have a server with the IP address of 192.168.55.199/16.You have a single public address that is shared by all hosts on your private network. You want to configure the server as a Web server and allow Internet hosts to contact the server to browse a personal Web site. What should you use to allow access?
answer
Static NAT
question
Which of the following is not one of the ranges of IP addresses defined in RFC 1918 that are commonly used behind a NAT server?
answer
169.254.0.1 - 169.254.255.254
question
What information does the next hop entry in a routing table identify?
answer
The first router in the path to the destination network.
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24.The router is configured to use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24.There is no default route configured on the router. The router receives a packet addressed to network 10.1.0.0/16. What will the router do with the packet?
answer
Drop the packet.
question
Under which of the following circumstances might you implement GBP on your company network and share routes with Internet routers?
answer
If the network is connected to the Internet using multiple ISPs.
question
Which of the following routing protocols is classified as a balanced hybrid of routing protocol.
answer
EIGRP
question
Which of the following routing protocols is used by routers on the internet or learning and sharing routes?
answer
BGP
question
Which of the following protocols has a limit of 15 hops between any two networks?
answer
RIP
question
What is the main difference between RIP and RIPv2?
answer
RIP is a classful protocol,while RIPv2 is a classless protocol.
question
Which of the following is a characteristic of static routing when compared to dynamic routing?
answer
All routes must be manually updated on the router.
question
You have a network configured to use the OSPF routing protocol. Which of the following describes the state when all OSPF routers have learned about all other routes in the network?
answer
Convergence
question
Which of the following routing protocols divides the network into areas,with all networks required to have an area 0 (area 0 identifying the backbone areas)?
answer
OSPF
question
Which of the following best describes OSPF
answer
OSPF is a classless link-state routing protocol.
question
Which of the following statements about RIP is true?
answer
RIP uses hop counts as the cost metric.
question
You manage a server that uses an IP address of 192.168.255.188 with a mask of 255.255.0.0. Which of the following describes the address type?
answer
Classless
question
Which of the following routing protocols are classifies as link state routing protocols? (Select two.)
answer
OSPF IS-IS
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24.The router is configured to use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24. The next hop router for network 192.168.3.0 has changed.You need to make the change with the least amount of effort possible.What should you do?
answer
Wait for convergence to take place.
question
You have a router configured to share routing information using RIP.In addition,you have a single static router that identifies a default route for all other networks. The next hop router for the default route has changed.You need to make the change with the least amount of effort possible.What should you do?
answer
Manually reconfigure the default route to point to the new next hop router.
question
You have a private network connected to the Internet.Your routers will not share routing information about your private network with Internet routers. Which of the following best describes the type of routing protocol you would use?
answer
IGP
question
A router is connected to network 192.168.1.0/24 and network 192.168.2.0/24. The router is configured to use RIP and has learned of networks 192.168.3.0/24 and 192.168.4.0/24.The router is also configured with a static router of 0.0.0.0 with a mask of 0.0.0.0. The router receives a packet addressed to network 10.1.0.0/16.What will the router do with the packet?
answer
Forward the packet to the next hop router specified by the route to network 0.0.0.0.
question
Which of the following terms are often synonymous with or made possible with CIDR? (Select two.)
answer
Classless VLSM
question
What are the main differences between the OSPF and IS-IS routing protocols?
answer
OSPF requires an area, while IS-IS does not.
