Question 1.
Identify two situations in which you can use Data Recovery Advisor for recovery. (Choose two.)

A. The user has dropped an important table that needs to be recovered.
B. The database files are corrupted when the database is open.
C. You are not able to start up the database instance because the required database files are missing.
D. The archived log files are missing for which backup is not available.

Answer: B, C

Question 2.
In your database, the LDAP_DIRECTORY_SYSAUTH initialization parameter has been set to YES and the users who need to access the database as DBAs have been granted SYSDBA enterprise role in Oracle Internet Directory (OID). SSL and the password file have been configured. A user SCOTT with the SYSDBA privilege tries to connect to the database instance from a remote machine using the command:
$ SQLPLUS scott/tiger@DB01 AS SYSDBA where DB01 is the net service name.

Which authentication method would be used first?

A. authentication by using the local OS of the database server
B. authentication by using the Oracle Internet Directory
C. authentication by password file
D. authentication by using certificates over SSL

Answer: C

Question 3.
Examine the following values of the initialization parameters in the database having the SID ORCL:
BACKGROUND_DUMP_DEST=/u01/app/oracle/product/11.1.0/db_1/bdump
USER_DUMP_DEST=/u01/app/oracle/product/11.1.0/db_1/udump
CORE_DUMP_DEST=/u01/app/oracle/product/11.1.0/db_1/cdump
DIAGNOSTIC_DEST=
The environment variables have the following value:
ORACLE_BASE=/u01/app/oracle
ORACLE_HOME=/u01/app/oracle/product/11.1.0/db_1

What is the location of the Automatic Diagnostic Repository (ADR) home?

A. /u01/app/oracle/product/11.1.0/db_1
B. /u01/app/oracle
C. $ORACLE_HOME/bdump
D. $ORACLE_HOME/log

Answer: B

Question 4.
Observe the following PL/SQL block:
BEGIN
dbms_spm.configure('SPACE_BUDGET_PERCENT', 30);
END;

Which statement is correct regarding the above PL/SQL block?

A. It automatically purges the SQL management objects when SMB occupies more than 30% of the SYSAUX tablespace.
B. It reserves 30% of the space in the SYSAUX tablespace for SQL Management Base (SMB).
C. It reserves 30% of the space in the SYSTEM tablespace for SMB.
D. It generates a weekly warning in the alert log file when SMB occupies more than 30% of the SYSAUX tablespace.

Answer: D

Question 5.
Exhibit:
 
View the Exhibit to examine the output produced by the following query at three different times since the database instance started and has undergone workloads of different capacities:
SQL> SELECT substr(component, 0, 10) COMP, current_size CS,
user_specified_size US
FROM v$memory_dynamic_components
WHERE current_size!=0;

What do you infer from this?

A. All sessions are connected to the database instance in dedicated mode, and no RMAN or parallel query operations have been performed.
B. The database instance is running with manual shared memory management.
C. The database instance is running with manual PGA management.
D. The database instance has the MEMORY_TARGET value set to a nonzero value.

Answer: D

Question 6.
You are managing an Oracle Database 11g ASM instance having three disks in a disk group with ASM compatibility attribute set to 11.1.0 and redundancy set to high. One of the disks in the disk group becomes unavailable because of power failure. 

Which statements will be true in this scenario? (Choose all that apply.)

A. The disk is immediately dropped from the disk group.
B. The ASM tracks the extents that are modified during the outage.
C. The ASM migrates the extents from the unavailable disk to the remaining disks.
D. The disk automatically goes offline.

Answer: B, D

Question 7.
The SQL Tuning Advisor has been configured with default configurations in your database instance. 

Which recommendation is automatically implemented without the DBA's intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework?

A. statistics recommendations
B. SQL profile recommendations
C. restructuring of SQL recommendations
D. index-related recommendations

Answer: B

Question 8.
Exhibit:
 
View the Exhibit to examine the Automatic Database Diagnostic Monitor (ADDM) tasks.
You executed the following commands:
SQL> VAR tname VARCHAR2(60);
SQL> BEGIN
:tname := 'my_instance_analysis_mode_task';
DBMS_ADDM.INSERT_SEGMENT_DIRECTIVE(:tname,'Sg_directive','SCOTT');
END;

Which statement describes the consequence?

A. All subsequent ADDM tasks including my_instance_analysis_mode_task are filtered to suppress the Segment Advisor suggestions for the SCOTT schema.
B. The ADDM task is filtered to produce the Segment Advisor suggestions for the SCOTT schema only.
C. The ADDM task is filtered to suppress the Segment Advisor suggestions for the SCOTT schema.
D. The PL/SQL block produces an error because the my_instance_analysis_mode_task task has not been reset to its initial state.

Answer: D

Question 9.
Which statements are true regarding table compression? (Choose all that apply.) 

A. It saves disk space and reduces memory usage.
B. It saves disk space but has no effect on memory usage.
C. It incurs extra CPU overhead during DML as well as direct loading operations.
D. It incurs extra CPU overhead during DML but not direct loading operations.
E. It requires uncompress operation during I/O.

Answer: A, C

Question 10.
You are working as a DBA on the decision support system. There is a business requirement to track and store all transactions for at least three years for a few tables in the database. Automatic undo management is enabled in the database. 

Which configuration should you use to accomplish this task?

A. Enable Flashback Data Archive for the tables.
B. Specify undo retention guarantee for the database.
C. Enable supplemental logging for the database.
D. Query V$UNDOSTAT to determine the amount of undo that will be generated and create an undo tablespace for that size.
E. Create Flashback Data Archive on the tablespace on which the tables are stored.

Answer: A

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