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
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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
You are using Enterprise Manager to schedule backups for your database.
Which type of script wouldbe generated by the backup scheduler（）
A.XML script
B.PL/SQL script
C.Operating system script
D.Recovery Manager （RMAN） script
最新试题
Which kinds of failures make the Data Recovery Advisor （DRA） generate a manual checklist？（）
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（）
Which statements are true regarding the Oracle Data Pump export and import operations（）
Which statements are true regarding a tablespace（）
Which statements are true about checkpointing（）
Examine the command that is used to create a table：SQL> CREATE TABLE orders（oid NUMBER（6） PRIMARY KEY， odate DATE， ccode NUMBER （6）， oamtNUMBER（10，2）） TABLESPACE users；Which two statements are true about the effect of the above command（）
Which statements are true regarding listeners（）
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（）
Your database is functional with a peak load for the last one hour. You want to preserve the performancestatistics collected during this period to be used for comparison when you analyze the performance of thedatabase in the future. What action would you take to achieve this task（）
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（）