YouworkasadatabaseadministratorforCertkiller.com.Inyourdevelopmentenvironmentenvironment,thedevelopersareresponsibleformodifyingthetablestructureaccordingtotheapplicationrequirements.However,youwanttokeeptrackoftheALTERTABLEcommandsbeingexecutedbydevelope

题目

YouworkasadatabaseadministratorforCertkiller.com.Inyourdevelopmentenvironmentenvironment,thedevelopersareresponsibleformodifyingthetablestructureaccordingtotheapplicationrequirements.However,youwanttokeeptrackoftheALTERTABLEcommandsbeingexecutedbydevelopers,soyouenableauditingtoachievethisobjective.Whichtwoviewswouldyourefertofindouttheauditinformation?()

A.DBA_AUDIT_TRAIL

B.DBA_AUDIT_SESSION

C.DBA_FGA_AUDIT_TRAIL

D.DBA_COMMON_AUDIT_TRAIL


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更多“YouworkasadatabaseadministratorforCertkiller.com.Inyourdevelopmentenvironmentenvironment,t ”相关问题
  • 第1题:

    状态转移矩阵Φ(t-t0)等于

    A.Φ(t-t1) Φ(t1-t0)

    B.Φ(t-t2)Φ(t2-t1) Φ(t1-t0)

    C.Φ(t-t3) Φ(t3-t2)Φ(t2-t1) Φ(t1-t0)

    D.Φ(t) Φ(-t0)


    Φ (t-t1) Φ (t1-t0);Φ (t-t2) Φ (t2-t1) Φ (t1-t0);Φ (t-t3) Φ (t3-t2) Φ (t2-t1) Φ (t1-t0);Φ (t) Φ (-t0)

  • 第2题:

    以下元组演算公式与关系代数R È S、R - S、 R Ç S的等价性相对应的一组是_________。

    A.{ t | tÎR Ú tÎS } 、{ t | tÎR Ù tÏS } 、{ t | tÎR Ù tÎS }

    B.{ t | tÎRÙ tÎS } 、{ t | tÎR Ù tÏS } 、{ t | tÎR ÚtÎS }

    C.{ t | tÎR Ú tÏS } 、{ t | tÎR Ù tÎS } 、{ t | tÎR Ù tÏS }

    D.{ t | tÎR Ù tÎS } 、{ t | tÎR Ú tÎS }


    C

  • 第3题:

    x(t-t1)*δ(t-t2)=()

    A.x(t-t1- t2)

    B.δ(t-t1- t2)

    C.x(t-t2)

    D.δ(t-t1)


    aaaa

  • 第4题:

    对于6关节串联型机器人来说,如果求出了任一个相邻两级之间的坐标变换矩阵Ti,那么从手坐标到基坐标的坐标变换矩阵为()

    A.T=T1T2T3T4T5T6

    B.T=T6T5T4T3T2T1

    C.T=T6T5T4T3T1T2

    D.T1T2T3T4T6T5


  • 第5题:

    15、以下元组演算公式与关系代数R È S、R - S、 R Ç S的等价性相对应的一组是_________。

    A.{ t | tÎR Ú tÎS } 、{ t | tÎR Ù tÏS } 、{ t | tÎR Ù tÎS }

    B.{ t | tÎRÙ tÎS } 、{ t | tÎR Ù tÏS } 、{ t | tÎR ÚtÎS }

    C.{ t | tÎR Ú tÏS } 、{ t | tÎR Ù tÎS } 、{ t | tÎR Ù tÏS }

    D.{ t | tÎR ÚtÏS } 、{ t | tÎR Ù tÎS } 、{ t | t&Ici


    B