You have a large amount of historical data in a flat file. Some analysts in your organization need toquery this data in the file. The file is too large to load the data in it into your current database.
Which is the most effective method to access this data in your database（）
A.Use the database link.
B.Use the SQL*Loader utility.
C.Use the Oracle Data Pump utility.
D.Create an external table and leave the data in the flat file
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You plan to move data from a flat file to a table in your database. You decide to use SQL*Loader directpath load method to perform this task. The table in which you plan to load data is an important tablehaving various integrity constraints defined on it.
Which constraints will remain enabled by default during this operation（）
A.CHECK
B.UNIQUE
C.NOT NULL
D.PRIMARY KEY
E.FOREIGN KEY
You are using flat files as the data source for one of your data warehousing applications. To optimizethe application performance， you plan to move the data from the flat files toclustered tablesin an Oracle database.
While migrating the data， you want to have minimal impact on the database performance and optimize thedata load operation.
Which method would you use to load data into the Oracle database（）
A.Use the external table population.
B.Use the Oracle Data Pump export and import utility.
C.Use the conventional path data load of the SQL*Loader utility.
D.Use the INSERT INTO...SELECT command to load the data.
You executed the following commands in an RMAN session for your database instance that has failures：
RMAN> LIST FAILURE；
After some time， you executed the following command in the same session： RMAN> ADVISE FAILURE；
But there are new failures recorded in the Automatic Diagnostic Repository （ADR） after the execution ofthe last LIST FAILURE command.
Which statement is true for the above ADVISE FAILURE command in this scenario（）
A.It produces a warning for new failures before advising for CRITICAL and HIGH failures.
B.It ignores new failures and considers the failures listed in the last LIST FAILURE command only.
C.It produces advice only for new failures and the failures listed in the last LIST FAILURE command are ignored
D.It produces an error with recommendation to run the LIST FAILURE command before the ADVISE FAILURE command.
View the Exhibit to examine the error that occurred during the database startup.
You opened an RMAN session for the database. To repair the failure， you executed the followingcommand as the first RMAN command：
RMAN>REPAIR FAILURE；
Which statement describes the consequence of this command（）
A.The command performs the recovery and closes the failure.
B.The command only displays the advice and the RMAN script required for recovery.
C.The command executes the RMAN script to repair the failure and remove the entry from the Automatic Diagnostic Repository （ADR）.
D.The command produces an error because the ADVISE FAILURE command was not executed beforethe REPAIR FAILURE command.
A.Recover from failures in the RAC environment.
B.Diagnose and repair a data file corruption online.
C.Diagnose and repair a data file corruption offline.
D.Diagnose and repair failures on a standby database
A.failure when no standby database is configured
B.failure because a data file is renamed accidentally
C.failure that requires no archive logs to be applied for recovery
D.failure due to loss of connectivity-for example， an unplugged disk cable
You are managing an Oracle Database 11g database running in ARCHIVELOG mode. The FlashRecovery Area is specified as the destination for the archived redo log files. You notice this warning in thealert log file：
ORA-19815： WARNING： db_recovery_file_dest_size of 3221225472 bytes is 100.00% used， and has 0remaining bytes available.
What would you do to reclaim the used space in the Flash Recovery Area（）
A.Back up the Flash Recovery Area.
B.Decrease the retention time for the database backup and flashback log files.
C.Manually delete all the archived log files from the Flash Recovery Area by using operating system （OS）commands.
D.Manually delete all the expired backup sets from the Flash Recovery Area by using operating system（OS） commands.
View the Exhibit to examine the output for the CROSSCHECK BACKUP command.
Which statement is true about the output of the command（）
A.The backup piece is expired as the new backup is available.
B.The backup piece is expired because the operating-system file was not found.
C.The backup piece is expired because the retention period for the backup has expired.
D.The backup piece is expired because the backup set to which it belongs is not complete.
You want to configure and schedule offline database backups to run automatically.
Which tool or utilitywould you use to achieve this（）
A.the XML script
B.the PL/SQL script
C.the DBMS_SCHEDULER package
D.Enterprise Manager to schedule the backup
A.data files
B.control files
C.parameter file
D.online redo log files
E.server parameter file
最新试题
Which statements are correct about temporary tables（）
In which situation is the UNDO_RETENTION parameter be ignored， even if it is set to a value（）
All the database users are presently connected to the database instance and working. The HR user hasopened three database sessions and executed the following command in one of his sessions：SQL> UPDATE persons SET ccode=’U031’ WHERE ccode=’U029’； 123 rows updated.SQL> DELETE FROM persons WHERE exp=’Y’；3 rows deleted.The SYS user opens a new session after HR executed the above commands. Which sessions can see theeffect of the UPDATE and DELETE commands（）
You configured the Flash Recovery Area （FRA） for your database. The database instance is running inARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area. Which twofiles are removed automatically if the space is required in the FRA as per the retention policy（）
After performing a clean shut down of the database instance for maintenance， you mount the database andthen execute a command to open the database：SQL> ALTER DATABASE OPEN；Which two statements are true（）
Identify the situations in which you use the alert log file in your database to check the detail.（）
You are working on a database that must be functioning 24 hours a day， 7 days a week. The database isconfigured in ARCHIVELOG mode. Which two options do you have for performing user-managed backups（）
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（）
User SCOTT executes the following command on the EMP table but has not issued COMMIT， ROLLBACK， orany data definition language （DDL） command：SQL> SELECT ename FROM emp WHERE job=’CLERK’ FOR UPDATE OF empno；SCOTT has opened another session to work with the database instance. Which three operations would waitwhen issued in SCOTT’s second session（）
You have set Tablespace Full Metrics Threshold values for the USERS tablespace as follows：Warning （%）： 90Critical （%）： 95Which background process is responsible for issuing alerts when the threshold is crossed（）