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更多“单选题56 A what B how C why D whichA AB BC CD D”相关问题
  • 第1题:

    What is the default authentication method on an OSPF interface?()

    A.A

    B.B

    C.C

    D.D


    参考答案:A

  • 第2题:

    By default, how often does an ERX Edge Router send an OSPF link-state advertisement in a stable network?()

    A.A

    B.B

    C.C

    D.D


    参考答案:D

  • 第3题:

    What information do OSPF hello packets contain?()

    A.A

    B.B

    C.C

    D.D

    E.E


    参考答案:A, C, D

  • 第4题:

    Your ERX Edge Router is constantly going to a boot prompt.What is the most likely cause for this condition?()

    A.A

    B.B

    C.C

    D.D


    参考答案:D

  • 第5题:

    You need to reduce the level of access that a malicious Web site might have to your computer.What should you do?()

    A.A

    B.B

    C.C

    D.D


    参考答案:D

  • 第6题:

    ● 设关系模式 R (A, B, C), 传递依赖指的是 (55) ; 下列结论错误的是 (56)

    (55)

    A. 若A→B,B→C,则A→C

    B. 若A→B,A→C,则A→BC

    C. 若A→C,则AB→C

    D. 若A→BC,则A→B,A→C

    (56)

    A. 若A→BC,则A→B,A→C

    B. 若A→B,A→C,则A→BC

    C. 若A→C,则AB→C

    D. 若AB→C,则A→C,B→C


    正确答案:A,D

  • 第7题:

    铰链四杆机构ABCD,如果以BC为机架(静件),当机构为双曲柄机构时,各杆的长度可为()。

    • A、AB=130 BC=150 CD=175 AD=200
    • B、AB=150 BC=130 CD=165 AD=200
    • C、AB=175 BC=130 CD=185 AD=200
    • D、AB=200 BC=150 CD=165 AD=130

    正确答案:C

  • 第8题:

    单选题
    You need to rename a data file of a tablespace. How would you perform this?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: B
    解析:

  • 第10题:

    单选题
    56 A  what          B  why           C  that           D  which
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: D
    解析:

  • 第11题:

    单选题
    The following commands are available in the Linux binary distributions of Mysql: Mysqld Mysqld_safe Mysql.server What is the correct description of each of these commands?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: D
    解析: 暂无解析

  • 第12题:

    单选题
    What is the correct configuration of Anycast RP on the loopback interface, assuming a shared anycast address of 10.1.1.1?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: D
    解析: 暂无解析

  • 第13题:

    What are the three OSPF authentication methods supported on the ERX Edge Router?()

    A.A

    B.B

    C.C

    D.D

    E.E


    参考答案:A, B, C

  • 第14题:

    What is the purpose of the OSPF hello packet?()

    A.A

    B.B

    C.C

    D.D


    参考答案:C

  • 第15题:

    What are three characteristics of RIPv1?()

    A.A

    B.B

    C.C

    D.D

    E.E


    参考答案:A, B, E

  • 第16题:

    You have a computer that runs Windows Vista.You need to ensure that active content can be automatically displayed when you insert a CD.What should you do?()

    A.A

    B.B

    C.C

    D.D


    参考答案:A

  • 第17题:

    You need to verify whether your computer can obtain all of the latest operating system updates.What should you do?()

    A.A

    B.B

    C.C

    D.D


    参考答案:D

  • 第18题:

    计划的主要内容包括(),计划必须清楚地确定和描述这些内容。

    • A、What,Why,Who,Where,When,Howmany,How much
    • B、What,Why,We,Where,When,Howto,How much
    • C、What,Why,We,Where,When,How,How much
    • D、What,Why,Who,Where,When,How,How much

    正确答案:D

  • 第19题:

    单选题
    Suspending an application monitor with the cluster running will have what effect on the  application?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: A
    解析: 暂无解析

  • 第20题:

    单选题
    Given: What is the result?()
    A

    A

    B

    B

    C

    C

    D

    D

    E

    E


    正确答案: D
    解析: 暂无解析

  • 第21题:

    单选题
    What is the default authentication method on an OSPF interface?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    Examine the statement: DROP TABLESPACE IND2  INCLUDING CONTENTS  AND DATAFILES;   What is the result of the statement?()
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    56  A what         B how           C why          D which
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案: C
    解析: