网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
An administrator has provided a 24 bit netmask. Which of the following options indicates the number of host addresses that are available in a network？（）
- A、24
- B、126
- C、128
- D、254
参考答案
更多 “An administrator has provided a 24 bit netmask. Which of the following options indicates the number of host addresses that are available in a network？（）A、24B、126C、128D、254” 相关考题
考题
● Every host and router on the Internet has an IP address，which encodes its (69) ．(69) A．host numberB．host number and socketC．network numberD．host number and network number
考题
Every host and router on the Internet has an IP address, which encodes itsA．host numberB．host number and socketC．network numberD．host number and network number
考题
Every host and router on the Internet has an IP address, which encodes its(12).A．host numberB．network numberC．host number and socketD．host number and network number
考题
Ezonexam has a Class C network and you need ten subnets. You wish to have as many addresses available for hosts as possible. Which one of the following subnet masks should you use?A．255.255.255.192B．255.255.255.224C．255.255.255.240D．255.255.255.248E．None of the above
考题
A network host is configured as follows: Host IP address: 192.168.16.183 Subnet mask: 255.255.255.224 Default gateway: 192.168.16.190 Which of the following statements describe the network to which this host is attached?（）A. The default gateway is configured on a different subnet form this host.B. The host is a member of the fifth usable subnet of the 192.168.16.0 network.C. The subnetwork address for this host is 192.168.16.160/28.D. The address of the next higher subnet is 192.168.16.192.E. The address of the router interface that is attached to this subnetwork is 192.168.16.190.F. There are 60 usable host addresses on this subnet.
考题
You are the network administrator at TestKing. TestKing has been provided withthe network address 165.100.27.0/24. The TestKing CEO wants to know how many subnetworks this address provides, and how many hosts can be supported on each subnet.What would your reply be?（）A. One network with 254 hosts.B. 254 networks with 254 hosts per network.C. 65,534 networks with 255 hosts per network.D. 30 networks with 64 hosts per network.E. 254 networks with 65,534 per network.
考题
Which of the following options indicates the number of adapters that may be banded together to form an EtherChannel？（）A、1 or 3B、2 or more of differing modelsC、2 or 4 of the same modelD、2 or more of the same model
考题
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 hostsB、4 networks with 128 hostsC、2 networks with 24 hostsD、6 networks with 64 hostsE、8 networks with 36 hosts
考题
Which two statements are true about using IPv4 and IPv6 simultaneously on a network segment? （）A、IPv6 allows a host to create its own IPv6 address that will allow it to communicate to other devices on a network configured via DHCP. IPv4 does not provide a similar capability for hosts.B、IPv6 provides for more host IP addresses but IPv4 provides for more network addresses.C、Hosts can be configured to receive both IPv4 and IPv6 addresses via DHCP.D、Host configuration options for IPv4 can be either statically assigned or assigned via DHCP.Host configuration options for IPv6 can be statically assigned only.E、IPv4 and IPv6 addresses c an be simultaneously assigned to a host but not to a router interface.
考题
The server administrator discovers that a server， which has not been patched， is runningextremely slow and suspects that the server may have been compromised. Which of the following commands should the administrator use to check the number of network connections the server is making？（）A、netstatB、pingC、nslookupD、grep
考题
A network administrator provides an IP address of 128.135.0.142 and a subnet mask of 255.0.0.0. Once a ping is attempted， it fails. Which of the following options is the most probable cause of the failed ping？（）A、0 is not valid in an IP addressB、128 is a reserved networkC、The subnet mask should be 255.255.0.0. since it is a class BD、A network problem has occurred since IP and subnet are valid
考题
A System p administrator has determined that a recently applied APAR needs to be removed. Which of the following installp options will remove the APAR（）A、cleanupB、uninstallC、deinstallD、reject
考题
A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test? （）A、ARPB、CDPC、DHCPD、DNSE、ICMP
考题
Which of the following BEST describes the function of a DNS server?（）A、Secures network traffic through shared key encryption.B、Provides resolution of host names to IP addresses.C、Provides security for a network through the use of ACLs.D、Dynamically assigns IP addresses for easy client configuration.
考题
A small office in which all workstations are using an ISP provided IP range has noticed a consistent decrease in network traffic speed. The decrease does not occur when the gateway to the ISP is disconnected. Which of the following should the administrator implement?（） A、Multicast addressingB、Load balancingC、Address translationD、DHCP
考题
A company has a corporate office building that is used by 50 to 100 unique visitors each day for meetings. Users routinely report that they are unable to access the network with their laptops when visiting this location. The help desk reports that these users are not getting IP addresses automatically assigned. After an investigation， the server administrator has determined that the DHCP service is functioning， but a minimal number of addresses are available for lease. The building is on its own class Csubnet and has 250 addresses in the scope. Which of the following represents a long term solution tothe problem？（）A、 Manually delete address leases from DHCP.B、 Create reservations in DHCP for users frequently visiting this location.C、 Assign static IP addresses to visiting laptops.D、 Reduce the lease duration in the DHCP scope options to one day.
考题
Which of the following networks are reserved for private IP addresses?（）A、168.129.00/24B、172.16.128.0/15C、192.168.0.0/16D、162.17.0.0/12
考题
An AIX server is configured with a static IP address but the system administrator wants the server to give out IP addresses for clients who want to use the dynamic host configuration protocol instead of static IP addresses.How is this accomplished？（）A、Use SMIT to have the server use DHCP instead of a static addressB、Edit /etc/rc.tcpip and start the dhcpsd daemonC、Use the network options command to enable ipforwardingD、Edit /etc/rc.net to set network options back to default
考题
A network administrator has a 10base2 network. A card is provided that has both 10base2 and 10base5 ports. Which of the following types of cables should be selected in SMIT during configuration of the adapter？（）A、TPB、BNCC、DIXD、CAT5
考题
When an ICMP redirect is received from a host that is not the current gateway for the route it is redirecting， which of the following options is the most appropriate to conclude？（）A、The redirect will be ignoredB、The routing table will be alteredC、The ping will fail， followed by other network services.D、The host， which sent the ICMP redirect， will begin acting as the gateway
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
You are an enterprise administrator for Cer-tech .com. All the servers on the network run Windows Server2008. The network consists of a Server that has the Windows Server virtualization role service installed.You create a new virtual machine， installed Windows Server 2008 on it， and configure it to use the physicalnetwork card of the host server. After this installation and configuration the virtual machine， you wereunable to access network resources from the virtual machine. Which of the following options would youchoose to ensure that the virtual host can connect to the physical network？（）A、Install the MS Loopback adapter on the virtual machine.B、Enable the Multipath I/O feature on the host server.C、Install Windows Server virtualization Guest Integration Components on the virtual machine.D、Install the MS Loopback adapter on the host server.E、None of the above
考题
A system administrator has determined that a recently applied APAR needs to be removed. Which of the following installp options will remove the APAR？（）A、cleanupB、commitC、deinstallD、reject
考题
多选题A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?（）AARPBCDPCDHCPDDNSEICMP
考题
单选题What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?（）A
It routes all traffic that is addresses to the destination network to the interface indicates in the routing table.B
It sends a copy of its neighbor table to all adjacent routers.C
It sends a multicast query packet to all adjacent neighbors requesting available routing paths to the destination network.D
It broadcasts Hello packets to all routers in the network to re-establish neighbor adjacencies.
考题
单选题An administrator has provided a 24 bit netmask. Which of the following options indicates the number of host addresses that are available in a network？（）A
24B
126C
128D
254
考题
单选题A company has a corporate office building that is used by 50 to 100 unique visitors each day for meetings. Users routinely report that they are unable to access the network with their laptops when visiting this location. The help desk reports that these users are not getting IP addresses automatically assigned. After an investigation， the server administrator has determined that the DHCP service is functioning， but a minimal number of addresses are available for lease. The building is on its own class Csubnet and has 250 addresses in the scope. Which of the following represents a long term solution tothe problem？（）A
Manually delete address leases from DHCP.B
Create reservations in DHCP for users frequently visiting this location.C
Assign static IP addresses to visiting laptops.D
Reduce the lease duration in the DHCP scope options to one day.
热门标签
最新试卷