Which three are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12cwhen it is enabled?()A. Reduced logical I/OB. Reduced virtual memory utilizationC. Improved parallel Execution performanceD. Improved Serial Execution pe

题目
Which three are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12cwhen it is enabled?()

A. Reduced logical I/O

B. Reduced virtual memory utilization

C. Improved parallel Execution performance

D. Improved Serial Execution performance

E. Reduced physical I/O

F. Reduced CPU utilization

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1.You are a database administrator in the Los Angeles branch office of a specialty foods supplier. A mainframe. database at the headquarters contains all company data. Each branch office contains a SQL Server 2000 computer that imports regional data from the mainframe. database.The server in Los Angeles contains a Data Transformation Services (DTS) package that uses OLE DB to connect to the company's mainframe. database. The DTS package extracts and transforms data about buyers and products for that region. The DTS package then writes the data to the SQL Server database in Los Angeles.You need to configure a SQL Server computer for the new branch office in Sydney. You want to copy the Los Angeles package and modify it so that it writes data to the SQL Server database in Sydney.You use the DTS Designer to modify the DTS package so that it imports regional data from the mainframe. database to the server in Sydney. The modified DTS package runs successfully on the server in Los Angeles. You save this DTS package to the server in Sydney, but the server in Sydney cannot connect to the mainframe. database.You want to enable the server in Sydney to connect to the mainframe. database. What should you do?A．Change the connection properties in the DTS package so that the package uses new login credentials to connect to the mainframe. database.B．Modify the workflow in the DTS package so that the server in Sydney is included.C．On the server in Sydney, install an OLE DB provider for the mainframe. database.D．On the server in Sydney, delete and then re-create the DTS package.

2.Python中有哪些实现多线程方法()?A.multiprocess.dummyB.threading.ThreadC.processD.PyMongoDB

3.Youhavecreatedascriptintherecoverycatalogcalledbackup_database.Whichofthefollowingcommandswouldsuccessfullyexecutethatscript?()A.run{openscriptbackup_database；runscriptbackup_database}B.run{engagescriptbackup_database；}C.run{runscriptbackup_database；}D.Run{executescriptbackup_database；}E.Thenamebackup_databaseisaninvalidnameforanRMANscript.TryingtorunitfromRMAN wouldresultinanerror.

4.Believe it or not, Linda’s ( ) son can play the piano now.A、three-years oldB、three-year-oldC、three-year old

参考答案和解析
参考答案：B, C, F
更多“Which three are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12cwhen it is enabled?() ”相关问题

  • 第1题：

    Youhavecontrol-fileautobackupsenabled.WhenstartingyourdatabasefromSQL*Plus，youreceivethefollowingerrormessage：SQL>startupORA-01078：failureinprocessingsystemparametersLRM-00109：couldnotopenparameterfile，C：\ORACLE\PRODUCT\11.1.0\DB_1\DATABASE\INITORCL.ORAUsingRMAN，howwouldyourespondtothiserror？（）

    A.Issuethestartupnomountcommandandthenissuetherestoreparameterfilecommandfromthe RMANprompt.

    B.IssuethestartupnomountcommandandthenissuetherestorespfilecommandfromtheRMANprompt.

    C.Issuethestartupnomountcommandandthenissuetherestorespfilefromautobackupcommand fromtheRMANprompt.

    D.Issuethestartupnomountcommandandthenissuetherestorespfilefrombackupcommand from theRMANprompt.

    E.IssuetherestorespfilefromautobackupcommandfromtheRMANprompt.


    参考答案：C

  • 第2题：

    Whichtwoaretrueregardingdirect－pathexports?()

    A.Direct-pathexportistypicallyfaster.

    B.Direct-pathexportcanbeinvokedinteractively.

    C.Direct-pathexportischaractersetindependent.

    D.Direct-pathexportbypassestheSQL-commandprocessinglayer.

    E.Direct-pathexportcanbeusedtoexportrowscontainingLOBsandBFILEs.


    参考答案：A, D

  • 第3题：

    当启动一个Oracle实例时,初始化参数()指出为数据文件信息保留的SGA空间的数量。

    A.DB_FILES

    B.DB_DATAFILES

    C.DATABASE_FILES

    D.LOG_FILES


    参考答案：A

  • 第4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5题：

    ORACLE初始化参数文件的默认路径是:()

    A.对于UNIX，在$ORACLE_HOME/dbs

    B.对于UNIX，在$ORACLE_HOME/dbs/admin

    C.对于Linux，在%ORACLE_HOME%\database

    D.对于Windows，在%ORACLE_HOME%\dbs

    E.对于Windows，在%ORACLE_HOME%\database\admin


    参考答案：A

  • 第6题：

    The(）creates?opportunities?for?more?direct?Integration?of the?physical?world?into?computer-based?systems,resulting?in?efficiently?improvements,economic?benefits,and?reduced human?exertions.

    A.internet of things
    B.cloud computing
    C.big datA
    D.mobile internet

    答案：A
    解析：
    本题翻译：
    （）创造了将物理世界更直接地整合到基于计算机的系统中的机会，从而提高了效率、经济效益，并减少了人类的劳动。
    A.物联网B.云计算C.大数据D.移动互联网
    根据题干意思，物联网就是运用各种信息技术，把物与物，物与人连接起来，实现互联互通，提高效率效益。
    云计算是基于网络“云”把大量数据运用程序分解成小程序进行计算的技术。
    大数据是数据集合。
    移动互联是互联网与移动通信的结合。
    此题重要理解几个名词的含义，除去教材上的定义，更多结合实际应用来理解，所以此题选择A选项。

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