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 pa

题目

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、iostat
  • B、netstat
  • C、ps
  • D、vmstat
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相似问题和答案

第1题:

A user suspects that a recently installed program overwrote a Windows system file on the computer. Which of the following commands could be run to check and verify the system files?()

  • A、system /v
  • B、winnt /s
  • C、sfc /scannow
  • D、chkdsk /f

正确答案:C

第2题:

A system administrator increases the mbuf pool allocation, then runs vmstat. It is noticed that the paging rate has not decreased. What is the most effective option to maintain the mbuf pool and decrease paging?()

  • A、 Increase the number of CPUs.
  • B、 Increase the physical memory.
  • C、 Set the PSALLOC environment variable to ’late’.
  • D、 Set the PSALLOC environment variable to ’early’.

正确答案:B

第3题:

A system administrator has just applied an update to an AIX system to correct a problem, The APAR number is IX49035 and was shipped as part of the PTF number U437542. After applying the APAR fix, the administrator wants to ensure that the fix is applied before informing the system users of the corrected problem. Which of the following commands should the system administrator run to verify that the APAR fix has been applied to the system?()

A.lslpp -f IX49035

B.lslpp -fB U437542

C.instfix -f IX49035

D.instfix -ik IX49035


参考答案:D

第4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、alog
  • B、errpt
  • C、lscfg
  • D、installp

正确答案:A

第5题:

A System p administrator needs to document system changes that have occurred recently. The company has a policy of making all possible changes via the smit interface.  Which of the following files would show the commands that have been performed from within smit and their resulting output()

  • A、/smit.log
  • B、/smit.script
  • C、/var/log/smit.log
  • D、/.history

正确答案:A

第6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、cleanup
  • B、uninstall
  • C、deinstall
  • D、reject

正确答案:D

第7题:

A system administrator has edited the necessary files for setup of an AIX system to serve as a bootp server.  Which of the following commands is required to complete the activation?()

  • A、telinit -q
  • B、startsrc -s bootpd
  • C、refresh -s inetd

正确答案:C

第8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、netstat
  • B、ping
  • C、nslookup
  • D、grep

正确答案:A

第9题:

Which of the following commands would a system administrator use to automate monitoring and notification of filling filesystems ()

  • A、startcondresp
  • B、filemon
  • C、lsfs
  • D、mount

正确答案:A

第10题:

A system administrator is in the process of documenting the system. Which of the following commands will provide a list of the devices defined on the system?()

  • A、lsdev -C
  • B、lslpp -C
  • C、lsattr -C
  • D、odmget -C

正确答案:A

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