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An administrator suspects that an incorrect POTS line is carrying the DSL signal. Which of thefollowing will help diagnose this issue?（）
- A、Multimeter
- B、Toner probe
- C、Protocol analyzer
- D、Butt set
参考答案
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Users have been complaining that their Frame Relay connection to the corporate site is very slow. The network administrator suspects that the link is overloaded. Based on the partial output of the Router show frame relay pvc command shown in the graphic, which output value indicates to the local router that traffic sent to the corporate site is experiencing congestion?（）A. DLCI = 100B. last time PVC status changed 00:25:40C. in BECN packets 192D. in FECN packets 147E. in DE packets 0
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Police have already identified around 10 murder suspects.A:targeted
B:distinguished
C:captured
D:separated
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Police have already identified around 10 murder suspects.A:targeted
B:distinguished
C:captured
D:separated
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Users are reporting problems connecting to servers in the remote company.com domain. The administrator suspects this to be a DNS problem. Which of the following commands would the administrator run to identify the DNS server of the remote company.com?（）A、dig company.com nsB、ipconfig/allC、ifconfig-aD、dig company.com mx
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A System p administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape （）A、ddB、tarC、cpioD、restore
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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
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A system administrator is attempting to restore some files from a backup tape. The restore failed. The system administrator suspects the block size of the tape drive is incorrect. Which of the following commands can be used to determine the block size of the backup tape？（）A、ddB、tarC、cpioD、restore
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A system administrator is monitoring a system that has recently shown a decrease in performance. The administrator suspects there is an overload of traffic on a single Ethernet adapter. Which of the following commands is best to identify a possible overload of the Ethernet adapter？（）A、pingB、iostatC、netstatD、ifconfig
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A system administrator is monitoring a system that has recently shown a decrease in performance.The administrator suspects that the system may be low on memory and may be paging excessively.Which of the following commands is best to identify a possible paging problem？（）A、iostatB、netstatC、psD、vmstat
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An administrator trying to restore a backup from tape encounters read errors. The administrator suspects that it could be an issue with the block device. What is the appropriate method to resolve this issue？（） A、Set the block size to 0.B、Read the tape using the tctl command.C、Use the ’cpio’ command to override tape device settings.D、Run the ’dd’ command to identify the block size from the tape.
考题
An administrator just completed an AIX installation but suspects that not all filesets installed completely. Which of the following commands would verify that all filesets are completely installed？（）A、installp -EB、lslpp -EC、lppchk -cD、instfix -c
考题
An administrator suspects problems on a SCSI hard disk, but upon running diagnostics, no errors were found. What must be done to check the condition of the drive?（）A、Run diag and select the 'Certify Media' task.B、Perform a read and write test on the disk and monitor errorlog.C、Update the disk firmware to the latest level and monitor errorlog.D、Format the disk to ensure bad blocks are omitted from the disk layout.
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单选题A system administrator just completed an AIX installation but suspects that not all filesets installed completely. Which command should be run to verify that all filesets are completely installed？（）A
installpB
lslppC
lppchkD
oslevel
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单选题A System p administrator suspects they are receiving an error from one of their nightly cron jobs. The job is： 0 1 * * * /usr/local/bin/nightlycheck.pl Where should the administrator first look for errors reported by this cron job（）A
/var/log/syslog.outB
var/log/cron.logC
/var/spool/cron/logsD
mail
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单选题The database users are connecting to the PROD database from different applications， thereby degrading the database performance. The senior database administrator suspects the large number of concurrent connections to be the reason for low performance and asks you to restrict the number concurrent connections per database user to one. Which action would you take to achieve this objective？ （）A
set the SESSIONS to 1 in the parameter fileB
grant SINGLE SESSION privilege to all of the usersC
set the SESSIONS_PER_USER to 1 in the users’ profileD
grant RESTRICTED SESSION privilege to all of the database usersE
create a role with SINGLE SESSION privilege and assign the role to the users
考题
单选题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
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单选题A system administrator suspects that there were problems with the AIX installation on a pSeries server. Which of the following commands can be used， with the appropriate flags， to view the BOS installation output files？（）A
alogB
errptC
lscfgD
installp
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