An administrator is troubleshooting a communication issue between two computers on the sameLayer 2 switch.Which of the following is the BEST way to determine if the switch is causing the issue?()A. Setup an ACL that allows and logs all IP traffic between

题目
An administrator is troubleshooting a communication issue between two computers on the sameLayer 2 switch.Which of the following is the BEST way to determine if the switch is causing the issue?()

A. Setup an ACL that allows and logs all IP traffic between the two computers

B. Configure a spanning tree to check for a loop

C. Setup a span port on the switch to watch for CRC errors

D. Connect both computers using a crossover cable

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

2.Your network contains a server named Server1 that runs Windows Server 2008 R2.You discover that the server unexpectedly shut down several times during the past week.You need to identify what caused the shutdowns and which software was recently installed.What should you click from Action Center？（）A. Maintenance, and then View reliability historyB. Troubleshooting, and then ProgramsC. Troubleshooting, and then System and SecurityD. Troubleshooting, and then View history

3.A) impactB) incidentC) inferenceD) issue

4.以下程序段的输出结果为 ( )int j=2；switch(j){case 2：System.out.print("two.")；case 2+1：System.out.println("three.")；breakdefault：System.out.println("value is"+j)；break；}A．two.three.B．two.C．three.D．value is 2

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  • 第1题：

    Medical care reform has become this country's most

    Medical care reform has become this country's most important public health _____.

    (A) question (B) stuff (C) matter (D) issue

     

     


    选D
    医疗卫生改革已经成为这个国家最重要的公共健康问题
    public issue习惯性搭配，指公共问题

  • 第2题：

    WhichofthefollowingtroubleshootingtargetsisconsideredtobeaLayer2issue?(Chooseallthatapply.)()

    A.SpanningTreeProtocol

    B.Cabling

    C.Frameforwarding

    D.Packetforwarding

    E.EtherChannel

    F.Routingprotocols


    参考答案：A, C, E

  • 第3题：

    写出程序的输出： int i=1; switch （i%3 ) { case 0: printf（"zero"); case 1: printf（"one"); case 2: printf（"two"); }


    onetwo

  • 第4题：

    以下程序段的输出结果为( )。 int j=2 switch (j){ Case 2： system.out.print("two.")： Case 2+1： System.out.println("three.")； break： default: System.out.println (“value is”+j): Break }A.B.two

    A．two.three.

    B．two

    C．three

    D．value is 2


    正确答案：A

  • 第5题：

    可以在/etc/issue、net中配置telnet的隐藏banner信息()。


    答案：正确

  • 第6题：

    有一个“出版物”表，包含图书编码（Book-code），书名（Book-name），出版日期（Issue-dt），备注（Mem-cd）等字段，（）字段作为该表的主键可能是最恰当的。

    A．Book-code

    B．Book-name

    C．Issue-dt

    D．Mem-cd


    Book-code

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