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单选题
The system administrator notices that after running netstat -rn, several small c’s are showing up under the flags columns, and routes that were not defined are also showing up. How can these cloned routes be stopped?()
A

 By default cloned routes are turned on.  To turn cloned routes off issue the command:      #no -o tcp_pmtu_discover=0       #no -o udp_pmtu_discover=0       and add to the rc.net or rc.bsdnet file for next reboot

B

 By default cloned routes are turned on.  To turn cloned routes off issue the command:        # no -o tcp_pmtu_discover=1        #no -o udp_pmtu_discover=1         and add to the rc.net or rc.bsdnet file for next reboot

C

 By default cloned routes are turned on.  To turn cloned routes off issue the command:         #no -o ipforwarding=0         and add to the rc.net or rc.bsdnet file for next reboot

D

 By default cloned routes are turned on.  To turn cloned routes off issue the command:         #no -o ipforwarding=1         and add to the rc.net or rc.bsdnet file for next reboot


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更多 “单选题The system administrator notices that after running netstat -rn, several small c’s are showing up under the flags columns, and routes that were not defined are also showing up. How can these cloned routes be stopped?()A  By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o tcp_pmtu_discover=0  #no -o udp_pmtu_discover=0 and add to the rc.net or rc.bsdnet file for next rebootB  By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o tcp_pmtu_discover=1  #no -o udp_pmtu_discover=1  and add to the rc.net or rc.bsdnet file for next rebootC  By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o ipforwarding=0  and add to the rc.net or rc.bsdnet file for next rebootD  By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o ipforwarding=1 and add to the rc.net or rc.bsdnet file for next reboot” 相关考题
考题 An operator notices that a job on the system is causing poor performance. The job is a root process and the administrator has concluded it is not important and can be stopped. Shortly after stopping the process, it starts again. Which of the following commands will list repeating scheduled tasks?()A. at -lB. jobs -lC. sched -lD. crontab -l

考题 A user complains that the network printer is not printing.  The system administrator knows there is a print queue for the network printer and needs to check on the queue.  Which command is run?()A、 netstat B、 lpstat C、 telinit D、 prtconf 

考题 Several reports are logged stating that an application server is performing slowly. During the investigation, the administrator notices that the hard drives on the server appear to have a high level ofactivity.  Which items should the administrator monitor using performance monitoring tools? ()A、 Page FileB、 Disk UtilizationC、 System TemperatureD、 Processor UtilizationE、 Network Utilization

考题 The systems administrator of a large manufacturer has POWER5 and POWER6 servers, each with LPARs running AIX 6.1.  They are running several workloads including SAP, DNS, Oracle, DB2 and WebSphere Application Server, and plan to consolidate onto one POWER7 server.   How can the system administrator determine how much benefit Active Memory Expansion (AME) could provide for the consolidated system?()A、Run amepat now on all of the existing LPARs.B、Run amepat after consolidation on all LPARs.C、Run amepat now on all existing LPARs running on the POWER6 servers.D、Run amepat now on all existing LPARs running database applications.

考题 The system administrator did a new install of AIX on a server about a week ago. The system was not rebooted after the installation. CDE is running on this system as is TCPIP. The system administrator has started configuring the system percompany directives. The power cable was inadvertently disconnected from the wall causing the sever to lose power. Upon reboot, the system appears to hang during log in from the console or from Xterminals. Which of the following is the most probable cause?()A、It is a hardware problem caused by the power failure.B、There is a network problem, most probably with name resolution.C、Sine the system was never rebooted, devices are marked defined instead of available and need to be activated.D、Some filesets may be marked as broken and need to be reinstalled.

考题 The system administrator has been getting complaints about slow performance from the server. After running vmstat the administrator notices average readings that show the free list (fre) approaching zero, as well as page-in (pi) and page-out (po) values to be high. Furthermore, the applications running are essential to daily business operations. Which of the following recommendations would provide the best overall improvement?()A、 Increase physical diskB、 Increase number of CPU’sC、 Increase physical memoryD、 Increase number of servers

考题 An operator notices that a job on the system is causing poor performance. The job is a root process and the administrator has concluded it is not important and can be stopped. Shortly after stopping the process, it starts again. Which of the following commands will list repeating scheduled tasks?()A、at -lB、jobs -lC、sched -lD、crontab -l

考题 After adding a new Ethernet card to a system and rebooting, the system administrator notices the card was not configured. How can the system administrator determine if there were errors during the configuration process for the card?()A、Examine the bootlog with the command: alog -o -f /var/adm/ras/bootlogB、Display the device attributes and errors with the command: lsdev -C -l ent0C、Examine the AIX errlog for configuration method errors with the command: errpt -a -C ent0D、Examine the ODM for configuration errors with the command: odmget -q "method_errors" ent0

考题 An administrator logs into a server and notices slow performance.While troubleshooting the problem the administrator notices that an unfamiliar process in the Task Manager is running at 100% CPU usage.The administrator tries to end the task and receives ‘Access is denied’.  Which of the following steps would allow the administrator to terminate that process?()A、Adding the ‘Run as a service’ permission to their account.B、Running the kill utility.C、Adding their account to the remote users group.D、Ending the services.exe process then ending the runaway process.

考题 Users complain they cannot communicate with a server.  The system administrator suspects there may be a problem with the Ethernet adapter or with the way it is configured.  Which command can be run to verify the adapter is configured correctly?()A、netstat -inB、ifconfig -aC、arp -aD、cfgmgr

考题 A system administrator would like to set a system to reboot after a crash.  What is the best way to do this?()A、 smit chgsysB、 bosbootC、 smit dumpD、 bootlist -r

考题 A system administrator received the following message while trying to ssh to a server:  connection timed out.The administrator pinged the server and had no response. The administrator then pinged the gateway, and was successful. Which tool could the administrator use next to isolate the problem?()A、routeB、tracerouteC、netstat -nrD、broadcast ping

考题 After completing an installation of new software, a system administrator notices the system is slow.  To troubleshoot the performance, which single AIX command could be used to provide a real-time display of CPU, memory and disk utilization()A、topasB、vmoC、iostatD、netstat

考题 The system administrator notices that after running netstat -rn, several small c’s are showing up under the flags columns, and routes that were not defined are also showing up. How can these cloned routes be stopped?()A、 By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o tcp_pmtu_discover=0  #no -o udp_pmtu_discover=0 and add to the rc.net or rc.bsdnet file for next rebootB、 By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o tcp_pmtu_discover=1  #no -o udp_pmtu_discover=1  and add to the rc.net or rc.bsdnet file for next rebootC、 By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o ipforwarding=0  and add to the rc.net or rc.bsdnet file for next rebootD、 By default cloned routes are turned on.  To turn cloned routes off issue the command:  #no -o ipforwarding=1 and add to the rc.net or rc.bsdnet file for next reboot

考题 To examine the Exhibit, press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit, what is the most likely reason?()A、The named is not runningB、The default gateway is not setC、The NIS master server is downD、Ipforwarding is not turned on

考题 A system was rebooted and is taking a long time toreturn. The administrator has logged into the HMC and sees reference code 0c9. What does this mean?()A、The system is configuring a device.B、A system initiated dump has started.C、The system is varyingon a volume group.D、The system is running an inbuilt self test.

考题 An administrator performs a Live Partition Mobility operation. After the operation completes, the administrator runs errpt -a.  What is the machine ID reported by errpt command?()A、 The machine ID of the machine that logged the errorB、 The machine ID of the machine that it is currently running onC、 The administrator defined machine ID in the /etc/machineid fileD、 The machine ID of the machine that the operating system was originally started on

考题 单选题The system administrator did a new install of AIX on a server about a week ago. The system was not rebooted after the installation. CDE is running on this system as is TCPIP. The system administrator has started configuring the system percompany directives. The power cable was inadvertently disconnected from the wall causing the sever to lose power. Upon reboot, the system appears to hang during log in from the console or from Xterminals. Which of the following is the most probable cause?()A It is a hardware problem caused by the power failure.B There is a network problem, most probably with name resolution.C Sine the system was never rebooted, devices are marked defined instead of available and need to be activated.D Some filesets may be marked as broken and need to be reinstalled.

考题 单选题An administrator performs a Live Partition Mobility operation. After the operation completes, the administrator runs errpt -a.  What is the machine ID reported by errpt command?()A  The machine ID of the machine that logged the errorB  The machine ID of the machine that it is currently running onC  The administrator defined machine ID in the /etc/machineid fileD  The machine ID of the machine that the operating system was originally started on

考题 单选题A system administrator would like to set a system to reboot after a crash.  What is the best way to do this?()A  smit chgsysB  bosbootC  smit dumpD  bootlist -r

考题 单选题A medical customer has a rack with four BladeCenter H chassis that have been operating normally for several months. After installing a new rack of servers in the data center, the system administrator notices the blowers in the BladeCenters have increased their speed. Which of the following caused this problem? ()A The room temperature has reached 23C (73.4F). B A Blade within the chassis has been shut down. C The ambient temperature in the data center has increased D One of the additional System X servers in the BladeCenter rack has failed.

考题 单选题The system administrator has been getting complaints about slow performance from the server. After running vmstat the administrator notices average readings that show the free list (fre) approaching zero, as well as page-in (pi) and page-out (po) values to be high. Furthermore, the applications running are essential to daily business operations. Which of the following recommendations would provide the best overall improvement?()A  Increase physical diskB  Increase number of CPU’sC  Increase physical memoryD  Increase number of servers

考题 单选题A user complains that the network printer is not printing.  The system administrator knows there is a print queue for the network printer and needs to check on the queue.  Which command is run?()A  netstat B  lpstat C  telinit D  prtconf 

考题 单选题After completing an installation of new software, a system administrator notices the system is slow.  To troubleshoot the performance, which single AIX command could be used to provide a real-time display of CPU, memory and disk utilization()A topasB vmoC iostatD netstat

考题 单选题Which of the following could the system administrator use to assist in debugging boot problems after the system is up?()A SMSB alogC fsckD bosboot

考题 单选题An administrator logs into a server and notices slow performance.While troubleshooting the problem the administrator notices that an unfamiliar process in the Task Manager is running at 100% CPU usage.The administrator tries to end the task and receives ‘Access is denied’.  Which of the following steps would allow the administrator to terminate that process?()A Adding the ‘Run as a service’ permission to their account.B Running the kill utility.C Adding their account to the remote users group.D Ending the services.exe process then ending the runaway process.

考题 单选题An operator notices that a job on the system is causing poor performance. The job is a root process and the administrator has concluded it is not important and can be stopped. Shortly after stopping the process, it starts again. Which of the following commands will list repeating scheduled tasks?()A at -lB jobs -lC sched -lD crontab -l

考题 单选题To examine the Exhibit, press the Exhibit button. The system administrator notices a system with routing cannot communicate with a system with an ip address 192.24.34.6. Using the information provided in the exhibit, what is the most likely reason?()A The named is not runningB The default gateway is not setC The NIS master server is downD Ipforwarding is not turned on