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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. MultimeterB. Toner probeC. Protocol analyzerD. Butt set

题目
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

相似考题

1.ADSL接入系统基本结构由局端设备和用户端设备组成,局端设备包括在中心机房的ADSLModem(局端收发模块,AUT－C)、DSL接入多路复用器(DSLAM)和()。A、ADSLTransmission-RemoteB、POTS分离器C、局端分离器D、ADSL调制器

2.用于LTE小区搜索的同步信号是『____』信号和『____』信号。(The synchronized signal for cell search in LTE is『____』signal. )

3.Metal handles should be fixed to the boxes to()carrying.A、makeB、convenienceC、easyD、facilitate

4.【C17】A．impactB．incidentC．inferenceD．issue

参考答案和解析
参考答案：D
更多“An administrator suspects that an incorrect POTS line is carrying the DSL signal. Which of thefollowing will help diagnose this issue?() ”相关问题

  • 第1题：

    She ____________ herself ____________ looking after the old people in her area.

    A.concerns…with…

    B.views…as…

    C.treats…as…

    D.suspects…of…


    正确答案：A

  • 第2题：

    华为HG8342R有2pots和4FE那么HG8346R的端口数是()

    A.2pots和4FE

    B.6pots和4FE

    C.4pots和4FE

    D.4pots和6FE


    参考答案：A

  • 第3题：

    Tom shut everyone out of the lab ____________ out the physical experiment.

    A.carry
    B.carried
    C.and carry
    D.carrying

    答案：D
    解析：
    考查非谓语动词。由shut可判断，该句子的时态是一般过去时，首先排除A项和C项。 shutout意为“使……不能进入，把……关在外面”。根据语境可知，两个动作同时进行，又因为carryout这个动作是主动发出的．所以用现在分词作状语。故选D。

  • 第4题：

    A) impact

    B) incident

    C) inference

    D) issue


    正确答案：D
    答案：D
    [试题分析] 名词辨析题。
    [详细解答] issue n.论点，问题，这里相当于problem，填入句中符合下文意思，故答案为D。

  • 第5题：

    DSL技术的种基本类型是什么?

    A、上行DSL和下行DSL;

    B、xDSL和yDSL;

    C、非对称DSL和对称DSL;

    D、以上都不正确;


    答案：C

  • 第6题：

    The relative pronoun "which" in the last paragraph (Line 6) refers to （　　）.

    A.experts
    B.periods
    C.theories
    D.issues

    答案：D
    解析：

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