Which three tasks can be performed using a duplicate database? ()(Choose three.)A. Testing the backup and recovery proceduresB. Testing the upgrade of an Oracle database to a new releaseC. Testing the effect of an application changes on database performan

题目
Which three tasks can be performed using a duplicate database? ()(Choose three.)

A. Testing the backup and recovery procedures

B. Testing the upgrade of an Oracle database to a new release

C. Testing the effect of an application changes on database performance

D. Continuously updating archive log files from the target database to support failover

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1. I am _______ to believe that he won‘t come back to see his wife again. A.inclined B.puzzled C.accompanied D.performed

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3.It is reported that he never ____ an operation (手术) without washing his hands.A、railwayB、trackC、gayD、performed

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

更多“Which three tasks can be performed using a duplicate database? ()(Choose three.) ”相关问题

  • 第1题：

    No matter how frequently _____, the works of Beethoven always attract large audiences.

    (A) performing (C) to be performed

    (B) performed (D) being performed

     

     


    选B
    主语是the works，the works与perform之间是被动关系，所以用过去分词performed

  • 第2题：

    Which configuration command prevents a client from establishing multiple PPPoE connections from a single workstation?()

    A. sessions

    B. sa-validate

    C. split-horizon

    D. duplicate-protection


    参考答案：D

  • 第3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4题：

    Which configuration command limits the number of connections supported on a single PPPoE major interface?()

    A.sessions

    B.sa-validate

    C.split-horizon

    D.duplicate-protection


    参考答案：A

  • 第5题：

    Despite the wonderful acting and well-developed plot the _________ movie could not hold our attention.

    A) three-hours B) three-hour

    C) three-hours’ D) three-hour’s

     

     


    选B

     用破折号连接的作形容词不用复数.

  • 第6题：

    Clone 和Duplicate 之间的区别是()

    A. Clone 复制出来的对象完全相同，位置也相同，Duplicate 复制出的对象位置有一点错开

    B. Clone 复制出的对象完全相同，位置有点错开，Duplicate 复制出来的对象位置也相同

    C. Clone 可以重复粘贴，其他都相同

    D. Duplicate 可以重复粘贴，其他都相同


    答案：A

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