IBM(000-234)

单选题Which of the following commands should be used to determine DNS name resolution performance?()AiptraceBvmstatChostnameDifconfig

题目
单选题
Which of the following commands should be used to determine DNS name resolution performance?()
A

 iptrace

B

 vmstat

C

 hostname

D

 ifconfig

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相似问题和答案

第1题:

Which of the following commands is used to change device driver settings for a network adapter?()

  • A、no
  • B、chdev
  • C、frcactrl
  • D、ifconfig

正确答案:B

第2题:

Which of the following commands should be used to monitor disk utilization during the time a system is experiencing a disk I/O performance problem?()

  • A、 istat
  • B、 topas
  • C、 vmstat
  • D、 filemon

正确答案:B

第3题:

WhichofthefollowingcommandsshouldbeusedtodetermineDNSnameresolutionperformance?()

A.iptrace

B.vmstat

C.hostname

D.ifconfig


参考答案:A

第4题:

Which of the following commands is most useful in initially collecting data to determine a network performance problem?()

  • A、 ping
  • B、 trace
  • C、 ifconfig
  • D、 lsattr

正确答案:A

第5题:

The order of name resolution can be controlled.   The default is:   1.DNS/BIND   2.NIS  3./etc/hosts   To change the order of the above name resolutions, which of the following should be used?()

  • A、nslookup
  • B、hostname
  • C、/etc/host.equiv
  • D、environment variable NSORDER

正确答案:D

第6题:

Which of the following commands should be used to determine DNS name resolution performance?()

  • A、 iptrace
  • B、 vmstat
  • C、 hostname
  • D、 ifconfig

正确答案:A

第7题:

A system administrator has determined that there is no network connectivity with the en0 interface.  By doing a netstat -in, it is determined that the en0 interface is not showing up.  Which of the following commands should be used to determine that en0 is defined in ODM with an IP address?()

  • A、 entstat -d 
  • B、 ifconfig -a 
  • C、 lsattr -El en0 
  • D、 odmget -q "name=ent0 and attribute=netaddr" CuDv

正确答案:C

第8题:

An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?()

A. The name?command.The ?name?command.

B. The ptime?command.The ?ptime?command.

C. The hutdown ast?command.The ?hutdown ?ast?command.

D. The ?etc/rc.shutdown?command.


参考答案:B

第9题:

Which of the following commands should be used to show DNS information?()

  • A、 trace
  • B、 netstat
  • C、 ifconfig
  • D、 nslookup

正确答案:D

第10题:

Which of the following commands should be used to determine whether a logical volume is contiguous across a disk?()

  • A、 lslv
  • B、 lsfs
  • C、 lspv
  • D、 fileplace

正确答案:A

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