Q1. View the Exhibit and note the files available in the $ORACLE_HOME/dbs folder. The ASM instance is already running. You used the following steps to start the database instance and open the database:
A. init.ora
B. spfile.ora
C. initorcl.ora
D. spfile+ASM.ora
Answer: B
Q2. Which three statements are correct about temporary tables? (Choose three.)
A. Indexes and views can be created on temporary tables.
B. Both the data and the structure of temporary tables can be exported.
C. Temporary tables are always created in a user's temporary tablespace.
D. The data inserted into a temporary table in a session is available to other sessions.
E. Data manipulation language (DML) locks are never acquired on the data of temporary tables.
Answer: ACE
Q3. Which two statements describe good practices for an application developer to reduce locking conflicts in Oracle database? (Choose two.)
A. Avoid coding unnecessary longrunning transactions.
B. Allow the database to handle locks in default locking mode.
C. Always explicitly code the locks as per the requirement of the application.
D. Allow escalation of row locks to block locks if too many row locks cause problem.
Answer: AB
Q4. Which statement is true about a whole consistent database backup on a database running in ARCHIVELOG mode?
Exhibit:
A. The backup will consist of used data blocks only.
B. The database must be shut down to accomplish the backup.
C. The backup can be accomplished without shutting down the database.
D. The backup will contain all database files that have never been backed up.
Answer: B
Q5. Your database instance is configured with automatic undo management and the UNDO_RETENTION parameter is set to 900 seconds. You executed the following command to enable retention guarantee:
SQL> ALTER TABLESPACE undotbs1 RETENTION GUARANTEE;
What affect would this command have on the database?
A. The extents in the undo tablespace retain data until the next full database backup
B. The extents containing committed undo in the undo tablespace are not overwritten for at least 15 minutes
C. The extents containing committed data in the undo tablespace are not overwritten until the instance is shut down
D. The extents containing committed undo in the undo tablepace are transferred to Flash Recovery Area before being overwritten
Answer: B
Q6. Which two statements are true regarding the Oracle Data Pump export and import operations? (Choose two.)
A. You cannot export data from a remote database.
B. You can rename tables during an import operation.
C. You can overwrite existing dump files during an export operation.
D. You can compress the data during export but not the metadata because it is not supported.
Answer: BC
Q7. Which two statements are true regarding listeners? (Choose two.)
A. Listeners use only the TCP/IP protocol.
B. Multiple listener processes can run simultaneously on a host.
C. Multiple database instances can be registered with a single listener.
D. The listener-related errors can be traced only at the administrative level.
E. Only one database instance can be registered with a single listener at any time.
Answer: BC
Q8. The tnsnames.ora file has an entry for the service alias ORCL as follows:
ORCL =
( DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.24.216)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl.oracle.com)
)
)
The TNSPING command executes successfully when tested with ORCL, but you are not able to connect to the database instance with the following command:
SQL> CONNECT scott/tiger@orcl
What could be the reason for this?
A. The listener is not running on the database node.
B. The TNS_ADMIN environmental variable is set to a wrong value.
C. The orcl.oracle.com database service is not registered with the listener.
D. The DEFAULT_DOMAIN parameter is set to a wrong value in the sqlnet.ora file.
Answer: C
Q9. 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 the effect of the command? (Choose two.)
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
Answer: AD
Q10. The instance abnormally terminates because of a power outage.
Which statement is true about redo log files during instance recovery?
A. Inactive and current redo log files are required to accomplish recovery
B. Online and archived redo files are required to accomplish instance recovery
C. All redo log entries after the last checkpoint are applied from redo log files to data files
D. All redo log entries recorded in the current log file until the checkpoint position are applied to data files
Answer: C