CompTIA认证考试

Which of the following is a performance optimization technology?()A、QoSB、TrunkingC、SpanningD、VoIP

题目

Which of the following is a performance optimization technology?()

  • A、QoS
  • B、Trunking
  • C、Spanning
  • D、VoIP
参考答案和解析
正确答案:A
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相似问题和答案

第1题:

Which of the following phonetic symbol is not right?


答案:D
解析:

第2题:

Which of the following utilities are used to choose which programs run at startup? ()

  • A、SFC
  • B、SETDEBUG
  • C、MSCONFIG
  • D、REGEDIT

正确答案:C

第3题:

Which of the following is not an AVL tree?

A.

B.

C.

D.


正确答案:B

第4题:

When trying to run topas on an AIX 4.3.x system, the system administrator gets the error message "ksh: topas:  not found."   Which of the following options is the most likely reason this occurred?()

  • A、 The fileset bos.perf.tools is not loaded on this system.
  • B、 The fileset perfagent.tools is not loaded on this system.
  • C、 The command topas is only available in AIX version 5.x.
  • D、 The path variable does not include /usr/samples/kernel/. Either add it to the .profile or cd to that location and run the command again.

正确答案:B

第5题:

Which of the following is true about rmss?()

  • A、 rmss is a part of performance toolbox and stands for Reduced Memory System Simulator
  • B、 rmss is a part of perfpmr and stands for Real Memory System Simulator
  • C、 rmss is part of the standard bos.perf filesets and stands for Redundant Memory System Simulator
  • D、 rmss is part of  WLM and stands for Real Memory System Simulator

正确答案:A

第6题:

滑油系统的参数在EICAS上的显示是()

  • A、在工作方式状态方式和维护方式的PERF/APU页上
  • B、在工作方式和维护方式的PERF/APU页上
  • C、在状态方式和维护方式的PERF/APU页上
  • D、在工作方式和状态方式上

正确答案:B

第7题:

Which of the following commands will be run at a command prompt to determine which WindowsOS is running on the computer?()

  • A、VER
  • B、Device Manager
  • C、VERIFY
  • D、SET

正确答案:A

第8题:

Which of the following sounds is a voiced bilabial stop?


答案:D
解析:
考查辅音的发音特征。[b]是带声的、双唇音和爆破音。

第9题:

Which of the following filesets needs to be installed in order to use topas at AIX Version 5.x?()

  • A、 perfagent.tools
  • B、 bos.perf.tools
  • C、 bos.adt.samples
  • D、 perfmgr.local

正确答案:B

第10题:

按下显示选择面板上的EVENTRECORD,可记录:()

  • A、B级和C级信息
  • B、当前的C级信息
  • C、ELEC/HYD、PERF/APU、ECS和EPCS参数
  • D、只有PERF/APU参数

正确答案:C