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单选题
While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.0.0.35/24 Default Gateway: 10.0.0.1 Remote Sever: 10.5.75.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 – Successful Ping 10.0.0.35 – Successful Ping 10.0.0.1 – Unsuccessful Ping 10.5.75.250 – Unsuccessful What is the underlying cause of this problem?（）
A
A remote physical layer problem exists.
B
The host NIC is not functioning.
C
TCP/IP has not been correctly installed on the host.
D
A local physical layer problem exists.
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更多 “单选题While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.0.0.35/24 Default Gateway: 10.0.0.1 Remote Sever: 10.5.75.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 – Successful Ping 10.0.0.35 – Successful Ping 10.0.0.1 – Unsuccessful Ping 10.5.75.250 – Unsuccessful What is the underlying cause of this problem?（）A A remote physical layer problem exists.B The host NIC is not functioning.C TCP/IP has not been correctly installed on the host.D A local physical layer problem exists.” 相关考题
考题
While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out."At which OSI layer is this problem associated with?A．The data link layerB．The application layerC．The access layerD．The session layerE．The network layer
考题
While troubleshooting a connectivity issue from a PC you obtain the following information:Local PC IP address: 190.0.3.35/24Default Gateway: 190.0.3.1Remote Server: 190.0.5.250/24You then conduct the following tests from the local PC:Ping 127.0.0.1 - UnsuccessfulPing 190.0.3.35 - SuccessfulPing 190.0.3.1 - UnsuccessfulPing 190.0.5.250 – UnsuccessfulWhat is the underlying cause of this problem?A．TCP/IP not correctly installedB．Local physical layer problemC．NIC not functioningD．Remote physical layer problemE．None of the above
考题
While troubleshooting an issue in the Ezonexam LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?A. This is an Ethernet port operating at half duplexB. This is an Ethernet port operating at full duplexC. This is a port on a network interface card in a PCD. This is 10 MB/s switch portE. This is a 100 MB/s switch portF. None of the above
考题
A technician is troubleshooting a network connectivity issue. Given the following abbreviated traceroute output:Which of the following is MOST likely occurring?()
A. Switching loopB. Broadcast stormC. IP conflictD. Routing loop
考题
While troubleshooting a network outage, you discover that an employee brought a switch from home into the office to connect additional equipment to the network. In order to increase his speed, he connected this switch to both network ports in his office, resulting in a bridge loop.Which of these can you implement to prevent future occurrences of this issue?（）A.RSTPB.root guardC.BPDU guardD.GLBP
考题
While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）A. pingB. traceC. show ip routeD. show interfaceE. show cdp neighbors
考题
While troubleshooting connectivity issues, you log into a remote router. From there,you wish to see the layer 1 and layer 2 status of the interface.Which of the following IOS commands would you issue to check the current IP addressing, as well as theyer 1 and layer 2 status of an interface?（）A. TK1# show versionB. TK1# show protocolsC. TK1# show interfacesD. TK1# show controllersE. TK1# show ip interfaceF. TK1# show startup-config
考题
A technician is troubleshooting a network connectivity issue on a MFD and would like to eliminate the possibility of another device on the network having the same IP address. The technician should：（）A、disconnect the MFD and ping the IP address.B、disconnect the MFD and ping the subnet mask.C、disconnect the MFD and ping the loopback address.D、run the ipconfig command from the command prompt.
考题
While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.0.0.35/24 Default Gateway: 10.0.0.1 Remote Sever: 10.5.75.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 – Successful Ping 10.0.0.35 – Successful Ping 10.0.0.1 – Unsuccessful Ping 10.5.75.250 – Unsuccessful What is the underlying cause of this problem?（）A、A remote physical layer problem exists.B、The host NIC is not functioning.C、TCP/IP has not been correctly installed on the host.D、A local physical layer problem exists.
考题
An administrator is troubleshooting wireless connectivity issues at a client’s office and discoversthat the machine loses connectivity when the wireless phone is being used. Which of the following WAPS should be installed to help resolve the issue?（）A、802.1 1gB、802.1XC、802.11nD、802.11b
考题
An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm（）。A、The PC has connectivity with a local host.B、The PC has connectivity with a Layer 3 device.C、The PC has a default gateway correctly configured.D、The PC has connectivity up to Layer 5 of the OSI model.E、The PC has the TCP/IP protocol stack correctly installed.
考题
An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC.If a reply is received, what does this confirm?（）A、The PC has connectivity with a local host.B、The PC has connectivity with a Layer 3 device.C、The PC has a default gateway correctly configuredD、The PC has connectivity up to Layer 5 of the OSI modelE、The PC has the TCP/IP protocol stack correctly installed.
考题
EIGRP is being used as the routing protocol on the company network. While troubleshooting somenetwork connectivity issues， you notice a large number of EIGRP SIA （Stuck in Active） messages.What causes these SIA routes？（）A、The neighboring router stops receiving ACK packets from this routerB、The neighboring router starts receiving route updates from this routerC、The neighboring router is too busy to answer the query （generally caused by high CPUutilization）D、The neighboring router is having memory problems and cannot allocate the memory to processthe query or build the reply packet
考题
While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out."At which OSI layer is this problem associated with?（）A、The data link layerB、The application layerC、The access layerD、The session layerE、The network layer
考题
While troubleshooting connectivity issues, you log into a remote router. From there,you wish to see the layer 1 and layer 2 status of the interface. Which of the following IOS commands would you issue to check the current IP addressing, as well as theyer 1 and layer 2 status of an interface?（）A、TK1# show versionB、TK1# show protocolsC、TK1# show interfacesD、TK1# show controllersE、TK1# show ip interfaceF、TK1# show startup-config
考题
While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）A、pingB、traceC、show ip routeD、show interfaceE、show cdp neighbors
考题
A technician is troubleshooting a lack of Internet connectivity affecting their entire office. The technician suspects the issue is with their Internet Service Provider failing to provide service.Which of the following command line tools should the technician use to BEST test this theory？（）A、tracertB、ipconfigC、netstatD、nslookup
考题
单选题While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）A
pingB
traceC
show ip routeD
show interfaceE
show cdp neighbors
考题
单选题An administrator is troubleshooting wireless connectivity issues at a client’s office and discoversthat the machine loses connectivity when the wireless phone is being used. Which of the following WAPS should be installed to help resolve the issue?（）A
802.1 1gB
802.1XC
802.11nD
802.11b
考题
单选题While troubleshooting a network outage, you discover that an employee brought a switch from home into the office to connect additional equipment to the network. In order to increase his speed, he connected this switch to both network ports in his office, resulting in a bridge loop. Which of these can you implement to prevent future occurrences of this issue?（）A
RSTPB
root guardC
BPDU guardD
GLBP
考题
单选题An administrator issues the command ping 127.0.0.1 from the command line prompt on a PC. If a reply is received, what does this confirm（）。A
The PC has connectivity with a local host.B
The PC has connectivity with a Layer 3 device.C
The PC has a default gateway correctly configured.D
The PC has connectivity up to Layer 5 of the OSI model.E
The PC has the TCP/IP protocol stack correctly installed.
考题
单选题While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 190.0.3.35/24 Default Gateway: 190.0.3.1 Remote Server: 190.0.5.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 - Unsuccessful Ping 190.0.3.35 - Successful Ping 190.0.3.1 - Unsuccessful Ping 190.0.5.250 - Unsuccessful What is the underlying cause of this problem?（）A
TCP/IP not correctly installedB
Local physical layer problemC
NIC not functioningD
Remote physical layer problem
考题
单选题You have control-file autobackups enabled. When starting your database from SQL*Plus， you receive the following error message： SQL startup ORA-01078： failure in processing system parameters LRM-00109： could not open parameter file ， C:///ORACLE/PRODUCT/11.1.0/DB_1/DATABASE/INITORCL.ORA Using RMAN， how would you respond to this error？（）A
Issue the startup nomount command and then issue the restore parameter file command from the RMAN prompt.B
Issue the startup nomount command and then issue the restore spfile command from the RMAN prompt.C
Issue the startup nomount command and then issue the restore spfile from autobackup command from the RMAN prompt.D
Issue the startup nomount command and then issue the restore spfile from backup command from the RMAN prompt.E
Issue the restore spfile from autobackup command from the RMAN prompt.
考题
单选题You are the network administrator of a small Layer 2 network with 50 users. Lately， users have beencomplaining that the network is very slow. While troubleshooting， you notice that the CAM table of yourswitch is full， although it supports up to 12， 000 MAC addresses. How can you solve this issue and preventit from happening in the future？（）A
Upgrade the switchesB
Configure BPDU guardC
Configure VLAN access listsD
Configure port securityE
Configure Dynamic ARP inspection
考题
多选题While troubleshooting some connectivity issues， you issue the "show ip ospf database" in order toexamine the link state database. Which three of the statements below are true regarding theOSPF link state database？（）AEach router has an identical link state databaseBExternal routes are imported into a separate link state databaseCSynchronization of link state databases is maintained via flooding of LSAsDInformation in the link state database is used to build a routing table by calculating a shortest-path treeEBy default， link state databases are refreshed every 10 minutes in the absence of topologychanges
考题
多选题EIGRP is being used as the routing protocol on the company network. While troubleshooting somenetwork connectivity issues， you notice a large number of EIGRP SIA （Stuck in Active） messages.What causes these SIA routes？（）AThe neighboring router stops receiving ACK packets from this routerBThe neighboring router starts receiving route updates from this routerCThe neighboring router is too busy to answer the query （generally caused by high CPUutilization）DThe neighboring router is having memory problems and cannot allocate the memory to processthe query or build the reply packet
考题
单选题You are the network administrator of a small Layer 2 network with 50 users. Lately， users have been complaining that the network is very slow. While troubleshooting， you notice that the CAM table of your switch is full， although it supports up to 12，000 MAC addresses. How can you solve this issue and prevent it from happening in the future？（）A
Upgrade the switchesB
Configure BPDU guardC
Configure VLAN access listsD
Configure port securityE
Configure Dynamic ARP inspection
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