Question 1

You notice that the performance of your production 24/7 Oracle 12c database has significantly degraded. Sometimes you are not able to connect to the instance because it hangs. You do not want to restart the database instance. How can you detect the cause of the degraded performance?

Options :

A : Enable Memory Access Mode, which reads performance data from SGA.

B : Use emergency monitoring to fetch data directly from SGA for analysis.

C : Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.

D : Use Active Session History (ASH) data and hang analysis in regular performance monitoring,

E : Run ADDM in diagnostic mode.

Answer: B

Question 2

You execute the following piece of code with appropriate privileges: BEGIN DBMS_REDACT.ADD_POLICY ( END; object_schema object_name column_name policy_name function_type expression => 'SCOTT', => 'EMP', => 'SAL', => 'SCOTT_EMP', => DBMS_REDACT.FULL, => 'SYS_CONTEXT (''SYS_SESSION_ROLES'',''MGR'') = ''FALSE'''); END; BEGIN DBMS_REDACT.ADD_POLICY ( object_schema object_name column_name policy_name function_type expression => 'SCOTT', => 'EMP_VW', => 'SAL', => 'SCOTT_EMP_VW', => DBMS_REDACT.NONE, => 'SYS_CONTEXT (''SYS_SESSION_ROLES'',''MGR'') = ''FALSE'''); User SCOTT has been granted the CREATE SESSION privilege and the MGR role. Which two statements are true when a session logged in as SCOTT queries the SAL column in the view and the table?

Options :

A : DataisredactedfortheEMP.SALcolumnonlyiftheSCOTTsessiondoesnothavetheMGR role set.

B : DataisredactedforEMP.SALcolumnonlyiftheSCOTTsessionhastheMGRroleset.

C : Data is never redacted for the EMP_VW.SAL column.

D : Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.

E : Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set. Correct

Answer: A,C

Question 3

Choose two. Which two statements are true when row-archival management is enabled?

Options :

A : The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set.

B : The ORA_ARCHIVE_STATE column is only displayed if it is referenced in the column select list of a query

C : The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows.

D : The ORA_ARCHIVE_STATE column may only be updated by users with the DBA role set.

E : The ORA_ARCHIVE_STATE column is updated in an overnight maintenance job based on activity tracking.

Answer: B,C

Question 4

Examine the query and its output executed In an RDBMS Instance: Which three statements are true about the users (other than sys) in the output?

Options :

A : TheC# # B_ADMIN user can perform all back up and recovery operation susing RMAN only.

B : The C # # C_ADMIN user can perform the data guard operation with Data Guard Broker

C : The C # # A_ADMIN user can perform wallet operations.

D : The C # # D_ADMIN user can perform backup and recovery operations for Automatic Storage Management (ASM).

E : The C # # B_ADMIN user can perform all backup and recovery operations using RMAN or SQL* Plus.

Answer: A,B,D

Question 5

Choose the best answer. Examine this configuration:
1. CDB1 is a container database running in ARCHIVELOG mode.
2. Multiple uncommitted transactions are running in CDB1.
3. Redo log groups 1 and 2 are INACTIVE.
4. Redo log group 3 is the CURRENT group
All members of redo log group 3 are lost before it is archived. Examine these possible steps:
1. SHUTDOWN ABORT
2. STARTUP NOMOUNT
3. STARTUP MOUNT
4. ALTER DATABASE MOUNT
5. RESTORE DATABASE
6. RECOVER DATABASE NOREDO
7. RECOVER DATABASE UNTIL AVAILABLE
8. RESTORE ARCHIVELOG ALL
9. ALTER DATABASE OPEN
10. ALTER DATABASE OPEN RESETLOGS
Choose the minimum required steps in the correct order to recover the database.

Options :

A : 1,3,5, 6, 9

B : 1,3,5, 7, 10

C : 1,2, 5, 7,4, 10

D : 1,3, 5, 6, 10

E : 1,3,5, 6, 10

F : 1,3,5,8, 6, 10

Answer: B

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