You configured the Flash Recovery Area for your database. The database instance has been started inARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set.
What will be the implications onthe archiving and the location of archive redo log files()
A.Archiving will be disabled because the destination for the redo log files is missing.
B.The database instance will shut down and the error details will be logged in the alert log file.
C.Archiving will be enabled and the destination for the archived redo log file will be set to the Flash RecoveryArea implicitly.
D.Archiving will be enabled and the location for the archive redo log file will be created in the default location$ORACLE_HOME/log.
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A.Shared SQL Area will be allocated in the shared pool.
B.Shared SQL Area will be allocated when a session starts.
C.Shared SQL Area will be allocated in the large pool always.
D.The whole of Private SQL Area will be allocated in the Program Global Area (PGA) always.
E.Shared SQL Area and Private SQL Area will be allocated in the PGA or large pool.
F.The number of Private SQL Area allocations is dependent on the OPEN_CURSORS parameter.
Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client
whileconnecting to the database instance from a remote machine()
A.Host naming method
B.Local naming method
C.External naming method
D.Directory naming method
You execute this command to drop the ITEM table, which has the primary key referred in the ORDERS table:SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE;
Which two statements are true about theeffect of the command()
A.No flashback is possible to bring back the ITEM table.
B.The ORDERS table is dropped along with the ITEM table.
C.The dependent referential integrity constraints in the ORDERS table are disabled.
D.The dependent referential integrity constraints in the ORDERS table are removed.
E.The table definition of the ITEM table and associated indexes are placed in the recycle bin
You want to import schema objects of the HR user using Oracle Data Pump from the development database,DEVDB, to the production database, PRODDB. A database link devdb.us.oracle.com is created betweenPRODDB and DEVDB. You execute the following command on the PRODDB database server:$ impdp system/manager directory = DB_DATAdumpfile = schemas.datschemas = hr
flashback_time = "TO_TIMESTAMP(’25-08-2007 14:35:00’, ’DD-MM-YYYY HH24:MI:SS’)"The command fails displaying the following error:ORA-39001: invalid argument valueORA-39000: bad dump file specification
ORA-31640: unable to open dump file "/home/oracle/schema/schemas.dat" for read ORA-27037: unable toobtain file status
What would you do to overcome the error()
A.Add the user, SYSTEM, to the schemas option.
B.Add the network_link = devdb.us.oracle.com option.
C.Change the dumpfile option to schema.dat@devdb.us.oracle.com.
D.Replace the schemas option with the network_link = devdb.us.oracle.com
E.Replace the dumpfile option with the network_link = devdb.us.oracle.com
Which two operations can be performed on an external table()
A.Create a view on the table.
B.Create an index on the table.
C.Create a synonym on the table.
D.Add a virtual column to the table.
E.Update the table using the UPDATE statement.
F.Delete rows in the table using the DELETE command
Your database is configured in shared server mode. However, your senior DBA asks you to modify the value ofthe PRIVATE_SGA limit in the profile of the users.
What could be the reason for this()
A.To limit the User Global Area (UGA) memory allocated to a session from the SGA
B.To limit the amount of memory to be used for the dispatcher queue of a session in SGA
C.To limit the amount of memory to be used for the request pool in System Global Area (SGA)
D.To control the amount of memory allocated in SGA for the local variables for each shared server process
A.An extent cannot spread across data files.
B.A segment cannot spread across data files.
C.A data file can belong to only one tablespace.
D.A data file can have only one segment created in it.
E.A data block can spread across multiple data files as it can consist of multiple operating system (OS)blocks
A constraint in a table is defined with the INITIALLY IMMEDIATE clause. You executed the ALTER TABLEcommand with the ENABLE VALIDATE option to enable the constraint that was disabled.
What are the twoeffects of this command()
A.It fails if any existing row violates the constraint.
B.It does not validate the existing data in the table.
C.It enables the constraint to be enforced at the end of each transaction.
D.It prevents insert, update, and delete operations on the table while the constraint is in the process of beingenabled
You executed the following command to create a tablespace called SALES_DATA:
SQL> CREATE TABLESPACE sales_data DATAFILE SIZE 100M SEGMENT SPACE MANAGEMENT AUTO;
Which two statements are true about the SALES_DATA tablespace()
A.The database automatically determines the extent-sizing policy for the tablespace.
B.The segments are automatically shrunk when the contents are removed from them.
C.The allocation of extents within the tablespace is managed through the dictionary tables.
D.The space utilization description of the data blocks in segments is recorded in bitmap blocks.
E.The space utilization description of the data blocks in segments is managed through free lists.
View the Exhibit and examine the user information. The user has been granted CONNECT and RESOURCEroles and no individual system privileges. The SL_REP user executes this command to create a table:SQL> CREATE TABLE orders(oid number(6), odate date, ccode number(4), oamt number(10,2))TABLESPACE purchase_space;
The PURCHASE_SPACE tablespace already exists in the database.
Which statement describes the effect ofthe command()
A.The command executes successfully and creates the table in the USERS tablespace.
B.The command executes successfully and creates the table in the PURCHASE_SPACE tablespace.
C.The command produces an error because the user does not have the privilege to create the table.
D.The command produces an error because the user does not have quota in the PURCHASE_SPACEtablespace.
最新试题
View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERTS view. After 30 minutes, youexecuted the following command:SQL> SELECT reason,metric_value FROM dba_outstanding_alerts; REASON METRIC_VALUE------------------------------ ---------------------- Tablespace [TEST] is [28 perce 28.125 nt] fullWhat could be the reason for the elimination of the other rows in the output()
View the Exhibit. You are creating an additional database by using the Database Configuration Assistant(DBCA). You opted to create a General Purpose database and during the database creation realize that theBlock Size field is not enabled. What could be the reason for this()
Which statements are true about logical structures of the Oracle database()
Examine the following statement that is used to modify the primary key constraint on the SALES table:SQL> ALTER TABLE SALES MODIFY CONSTRAINT pk DISABLE VALIDATE;Which three statements aretrue regarding the above command()
You set the following parameters in the parameter file and restarted the database:MEMORY_MAX_TARGET=0MEMORY_TARGET=500MPGA_AGGREGATE_TARGET=90MSGA_TARGET=270MWhich two statements are true about these parameters after the database instance is restarted()
Which statements are true about checkpointing()
You have two database servers SEMP and SACCT. The database in the SEMP server maintains the employeeinformation and the database in the SACCT server maintains the accounts payable information. The employeessubmit the expense reports to the accounts payable department. A user of the accounts payable databasewants to extract the employee information from the database in the SEMP server for cross-verification. Whichschema object enables the user to access the information from the remote database()
Which kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist?()
Which statements are true regarding a tablespace()
View the Exhibit and examine the privileges granted to the SL_REP user. The EMP table is owned by theSCOTT user. The SL_REP user executes the following command:SQL> GRANT SELECT ON scott.emp TO hr;Which statement describes the outcome of the command()