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单项选择题

A.The ORACLE_BASE parameter is not set.B.The installati……

You are installing Oracle Database 11g on your server. During the installation Oracle UniversalInstaller (OUI) prompts you to enter the path of the inventory directory and also prompts you to specify anoperating system group name. 
Which statement is true in this case()



A.The ORACLE_BASE parameter is not set.
B.The installation is being performed by the root user.
C.The operating system group that will be specified should have root user as its member.
D.The installation is being performed without the "Create Starter Database" option selected.
E.The operating system group that will be specified must have permission to write to the inventorydirectory.

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单项选择题You have created a database link, devdb.us.oracle.com, between the databases PRODDB and DEVDB. You want to import schema objects of the HR user using Oracle Data Pump from thedevelopment database, DEVDB, to the production database, PRODDB. You execute the following command on the target database server:  $impdp system manager directory = DB_DATA dumpfile = schemas.dat schemas = hr  flashback_time = 2004-02-03 09:00  The command fails, displaying the following error: ORA-39001: invalid argument value  ORA-39000: bad dump file specification  ORA-31640: unable to open dump file “ home oracle schema schemas.dat” for read ORA-27037: unable to obtain file status What would you do to overcome the error()

A.remove the dumpfile option in the command
B.remove the flashback_time option in the command
C.remove the dumpfile option and add the network_link = devdb.us.oracle.com option in the command(Replace thedumpfile option with the network_link = devdb.us.oracle.com)
D.add the user, SYSTEM, to the schemas option in the command
E.remove the schemas option and add the network_link = devdb.us.oracle.com option in the command 
F.add network_link = devdb.us.oracle.com option in the command