Your database is running in ARCHIVELOG mode. One of the data files,USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in

题目

Your database is running in ARCHIVELOG mode. One of the data files,USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in the user-managed recovery process performed by the database administrator (DBA)?()

A. Redo logs

B. Control file

C. The latest backup of only the damaged data file

D. The latest backup of all the data file in the USERS tablespace

E. Temporary files of temporary tablespace

F. Archive Logs since the latest backup to point of failure


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    ( )is an intermediate repository of data.

    A.Universal Serial Bus
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  • 第2题:

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  • 第3题:

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    A.数据(Data)

    B.数据库(DataBase)

    C.数据库管理系统(DBMS)

    D.数据库系统(DBS)


    数据库

  • 第4题:

    【单选题】使用文件存储数据时,文件存储在软件的()目录下。

    A./data/data/包名/files/

    B./data/data//files/

    C.mnt/sdcard/包名/files/

    D.任意路径


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  • 第5题:

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    openFileOutput()

  • 第6题:

    【单选题】Android中把数据存储到SD卡对应的目录是()

    A./data/data/包名/files/

    B./mnt/sdcard/files/

    C./mnt/sdcard

    D.任意路径


    mnt/sdcard