Which two statements are true when row archival management is enabled?()A. The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.B. The ORA_ARCHIVE_STATE column is updated manually or by a program that coul

题目
Which two statements are true when row archival management is enabled?()

A. The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.

B. The ORA_ARCHIVE_STATE column is updated manually or by a program that could reference activity tracking columns, to indicate that a row is no longer considered active.

C. The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.

D. The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.

E. The ORA_ARCHIVE_STATE column is updated automatically by the Oracle Server based on activity tracking columns, to Indicate that a row is no longer considered active.

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  • 第1题：

    YouareimplementinganASP.NETWebpage.Thepageincludesseveralcontrols，butonlyaGridViewrequiresviewstate.YousettheGridView…Youneedtoensurethatthepagewillomitunneededviewstate.Wich@Pagedirectiveshouldyouuse？（）

    A.<%PageEnableViewState=”true”ViewStateMode=”Enabled”_%>

    B.<%PageEnableViewState=”true”ViewStateMode=”Disabled”_%>

    C.<%PageEnableViewState=”false”ViewStateMode=”Disabled”_%>

    D.<%PageEnableViewState=”false”ViewStateMode=”Enabled”_%>


    参考答案：B

  • 第2题：

    [A] who [B] when [C] where [D] which


    正确答案：C

  • 第3题：

    健康计划的总体目标中的三个"W"指

    A.who，what，when
    B.what，when，why
    C.who，what，which
    D.what，when，where
    E.when，where，which

    答案：A
    解析：
    总体目标的三个"W"分别指who-对象；what-实现什么变化；when-实现变化的期限。

  • 第4题：

    健康计划的总体目标中的三个"W"指

    A、who，what，when

    B、what，when，why

    C、who，what，which

    D、what，when，where

    E、when，where，which


    参考答案：A

  • 第5题：

    The beautiful mountain village__________ we spent our holiday last year is locatedin __________ is now part of Guangxi.

    A.which ; where
    B.where; what
    C.that ; what
    D.when ; which

    答案：B
    解析：
    where在此充当地点状语，what既充当located in的宾语又充当is的主语，本题考查定语从句和名词性从句。mountain village在定语从句we spent our holiday last year作地点状语，故用关系副词where：第二个考查宾语从句，从句中缺少主语，故用what作主语。故选B。

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    计时器控件能正常工作应具备的两个条件是______。

    A．Enabled属性为True和Interval属性为0

    B．Enabled属性为False和Interval属性为0

    C．Enabled属性为True和Interval属性非0

    D．Enabled属性为False和Interval属性非0


    C

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