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单选题
What is the purpose of a network mask?（）
A
It is used in conjunction with the wildcard mask to determine the number of hosts on a network
B
It is used to define which parts of the IP address are allocated to host addresses and network prefixes
C
It is used to hide subnets from external networks by masking the subnets with NAT
D
It is used to differentiate a network as a classful network or a classless network
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更多 “单选题What is the purpose of a network mask?（）A It is used in conjunction with the wildcard mask to determine the number of hosts on a networkB It is used to define which parts of the IP address are allocated to host addresses and network prefixesC It is used to hide subnets from external networks by masking the subnets with NATD It is used to differentiate a network as a classful network or a classless network” 相关考题
考题
The 192.168.0.0 network is not being propagated throughout the network. Observe the BGP configuration commands from the advertising router.What is the reason the 192.168.0.0 route is not being advertised? （）A. The network 192.168.0.0 statement is missing mask 255.255.0.0B. The network 192.168.0.0 statement is missing mask 0.0.255.255.C. The network 10.0.0.0 statement is missing mask 255 .0.0.0.D. The network 10.0.0.0 statement is missing mask 0.255.255.255.E. The auto - summary configuration is missing.
考题
ABGProuterisconfiguredasshownbelow：interfaceethernet0ipaddress10.10.10.1255.255.0.0!intserial0ipaddress172.16.1.1255.255.255.252!routerbgp65001neighbor192.168.1.1remote-as65002Basedontheaboveconfiguration，whichofthefollowingBGPstatementswouldinjectthe10.10.0.0/16prefixintotheBGProutingtable？（）A.network10.0.0.0B.network10.10.0.0mask255.255.0.0C.network10.10.10.1mask255.255.255.255D.network10.10.10.0mask255.255.255.0E.network10.0.0.0mask255.255.0.0
考题
Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct network addres?()
A.172.16.16.0B.172.16.24.0C.172.16.0.0D.172.16.28.0
考题
Refer to the exhibit. Which three statements correctly describe Network Device A?()
A.With a network wide mask of 255.255.255.128, each interface does not require an IP address.B.With a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet.C.With a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate with each other.D.With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other.E.With a network wide mask of 255.255.254.0, each interface does not require an IP address.
考题
The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network()。
A.255.255.255.0B.255.255.255.192C.255.255.255.250D.255.255.255.252
考题
要把190.72.27.0/27这个网段广播给EBGP邻居，需要做以下哪个命令配置（）A、network 190.72.27.0B、network 190.72.27.0 mask 255.255.255.224C、network 190.72.27.0 mask 255.255.225.240D、network 190.72.27.0 mask 0.0.0.31
考题
A new router, named TK1, is being installed. You wish to add this router to your existing OSPF network. In doing so, you configure the following: TK1(config)# router ospf 1 TK1(config-router)# network 10.10.10.0 255.255.255.0 area 0 After making this change, you notice that the networks attached to TK1 are not being learned by the other OSPF routers. What could be the cause of this?（）A、The AS is not correctly configuredB、The network subnet mask is incorrectly configuredC、The network wildcard mask is configured incorrectlyD、The network number is not correctly configuredE、The process id is configured incorrectlyF、None of the above
考题
What is the purpose of Spanning Tree Protocol?（）A、to prevent routing loopsB、to create a default routeC、to provide multiple gateways for hostsD、to maintain a loop-free Layer 2 network topologyE、to enhance the functions of SNMP
考题
Node ’A’ and ’B’ have two network adapters connected to different networks. Adapter 1 is assigned the address 192.168.0.10 with a subnet mask of 255.255.255.0. Adapter 2 is assigned the address 24.76.1.200 with a subnet mask of 255.255.240.0. What is the minimum number of additional adapters per node required to eliminate a network adapter as a single point of failure？（） A、 One adapter per nodeB、 Two adapters per nodeC、 Four adapters per nodeD、 No additional adapters per node
考题
What is the purpose of a network mask?（）A、It is used to identify the maximum hop count of a subnetworkB、It is used to identify an IP address as either private or publicC、It is used to identify the network to which an IP address belongsD、It is used to identify the total number of bits present in an IP address
考题
What is the purpose of a network mask?（）A、It is used in conjunction with the wildcard mask to determine the number of hosts on a networkB、It is used to define which parts of the IP address are allocated to host addresses and network prefixesC、It is used to hide subnets from external networks by masking the subnets with NATD、It is used to differentiate a network as a classful network or a classless network
考题
Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct network addres?（）A、172.16.16.0B、172.16.24.0C、172.16.0.0D、172.16.28.0
考题
A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem? （）Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0A、The process id is configured improperlyB、The OSPF area is configured improperlyC、The network wildcard mask is configured improperlyD、The network number is configured improperlyE、The AS is configured improperlyF、The network subnet mask is configuerd improperly
考题
The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network（）。A、255.255.255.0B、255.255.255.192C、255.255.255.250D、255.255.255.252
考题
Which two statements are true of a network mask?（）A、A subnet mask specifies the portion of an IP address that is in a binary format.B、A subnet mask specifies the portion of an IP address that is in a decimal format.C、A subnet mask specifies the portion of an IP address that represents a network prefix.D、A subnet mask specifies the portion of an IP address that represents network hosts.
考题
Which two statements are true of a network mask?（）A、A subnet mask specifies the portion of an IP address that is in a binary formatB、A subnet mask specifies the portion of an IP address that is in a decimal formatC、A subnet mask specifies the portion of an IP address that represents a network prefixD、A subnet mask specifies the portion of an IP address that represetns network hosts
考题
What is the purpose of a network mask?（）A、It is used to identify the maximum hop count of a subnetwork.B、It is used to identify an IP address as either private or public.C、It is used to identify the network to which an IP address belongs.D、It is used to identify the total number of bits present in an IP address.
考题
单选题Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct network addres?（）A
172.16.16.0B
172.16.24.0C
172.16.0.0D
172.16.28.0
考题
多选题Refer to the exhibit. Which three statements correctly describe Network Device A?（）AWith a network wide mask of 255.255.255.128, each interface does not require an IP address.BWith a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet.CWith a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate with each other.DWith a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other.EWith a network wide mask of 255.255.254.0, each interface does not require an IP address.
考题
单选题路由器RTA的E0接口的IP地址为10.110.10.11，子网掩码为255.255.0.0，采用network半动态发布这条直连路由的命令为（）A
[RTA-bgp]network 10.110.10.11 mask 255.255.255.0B
[RTA-bgp]network 10.110.10.11 mask 255.255.255.255C
[RTA-bgp]network 10.110.0.0 mask 255.255.0.0D
[RTA-bgp]network 10.110.0.0 mask 0.0.255.255
考题
单选题Which two statements are true of a network mask?（）A
A subnet mask specifies the portion of an IP address that is in a binary formatB
A subnet mask specifies the portion of an IP address that is in a decimal formatC
A subnet mask specifies the portion of an IP address that represents a network prefixD
A subnet mask specifies the portion of an IP address that represetns network hosts
考题
单选题A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?（） Router(config)#router ospf 1 Router(config-router)#network 10.0.0.0 255.0.0.0 area 0A
The process id is configured improperlyB
The OSPF area is configured improperlyC
The network wildcard mask is configured improperlyD
The network number is configured improperlyE
The AS is configured improperlyF
The network subnet mask is configuerd improperly
考题
单选题Node ’A’ and ’B’ have two network adapters connected to different networks. Adapter 1 is assigned the address 192.168.0.10 with a subnet mask of 255.255.255.0. Adapter 2 is assigned the address 24.76.1.200 with a subnet mask of 255.255.240.0. What is the minimum number of additional adapters per node required to eliminate a network adapter as a single point of failure？（）A
One adapter per nodeB
Two adapters per nodeC
Four adapters per nodeD
No additional adapters per node
考题
多选题Which two statements are true of a network mask?（）AA subnet mask specifies the portion of an IP address that is in a binary format.BA subnet mask specifies the portion of an IP address that is in a decimal format.CA subnet mask specifies the portion of an IP address that represents a network prefix.DA subnet mask specifies the portion of an IP address that represents network hosts.
考题
单选题What is the purpose of a network mask?（）A
It is used to identify the maximum hop count of a subnetworkB
It is used to identify an IP address as either private or publicC
It is used to identify the network to which an IP address belongsD
It is used to identify the total number of bits present in an IP address
考题
单选题What is the purpose of a network mask?（）A
It is used in conjunction with the wildcard mask to determine the number of hosts on a networkB
It is used to define which parts of the IP address are allocated to host addresses and network prefixesC
It is used to hide subnets from external networks by masking the subnets with NATD
It is used to differentiate a network as a classful network or a classless network
考题
单选题What is the purpose of a network mask?（）A
It is used to identify the maximum hop count of a subnetwork.B
It is used to identify an IP address as either private or public.C
It is used to identify the network to which an IP address belongs.D
It is used to identify the total number of bits present in an IP address.
考题
单选题The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network?（）A
255.255.255.0B
255.255.255.192C
255.255.255.250D
255.255.255.252
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