[不定项选择题]You execute this command successfully: 

SQL> ALTER DATABASE BACKUP CONTROLFILE TO TRACE; 

What is the outcome?

A.

It creates a binary backup of the control file.

B.

It updates the alert log with the location and contents of the control file

C.

It creates a file that contains SQL statements to re-create the control file.

D.

It creates a file that contains RMAN scripts to create a duplicate database.

E. It creates a copy of the control file in the fast recovery area (FRA).

[不定项选择题]You issue the command:

SQL>ALTER DATABASE BACKUP CONTROLFILE TO TRACE;

Which statement is true about the command?

A.

It creates a copy of the control file and stores it in the location specified in the

Diagnostic_dest initialization parameter.

B.

It creates a file that contains SQL statement to re-create the control file.

C.

It updates the alert log file with the location and contents of the control file.

D.

It creates a binary backup of the control file.

[不定项选择题]You issued this command: RMAN> BACKUP RECOVERY FILES;

Which two are true? (Choose two.)

A. All Oracle recovery files not in the current FRA that have not been backed up
Already, are backed up.
B. All non-Oracle files in the current FRA that have not been backed up already,
Are backed up.
C. All Oracle recovery files in the current FRA that have not been backed up
Already, are backed up.
D. All Oracle recovery files in the current fast recovery area (FRA) are backed up.
E. These backups can be written to disk or SBT.

[不定项选择题]Choose three. You issued this command: RMAN> BACKUP RECOVERY

AREA FORCE; Which three are true?

A.

All files in any previous FRA that have not yet been backed up, are backed up.

B.

All files in the current fast recovery area (FRA) that have not yet been backed

Up, are backed up. 

C.

All files in the current FRA that have been backed up

Already, are backed up.

D.

All Oracle recovery files normally written to the FRA and which have been

Backed up already to the current FRA, are backed up.

E.

All files in any previous FRA that have been backed up already, are backed up.

F.

All Oracle recovery files normally written to the FRA and which have not yet

Been backed, are backed up.

G. All Oracle recovery files normally written to the FRA and which have been
Backed up already to in any previous FRA, are backed up.

[不定项选择题]Examine the command for creating pluggable database PDB2 in

Container database CDB2.

Select three options, any one of which is required for it to execute

Successfully. (Choose three.)

A. Add the FILE_NAME_CONVERT clause to the statement and set the
PDB_FILE_NAME_CONVERT
Parameter.
B. Add only the CREATE_FILE_DEST clause to the statement.
C. Set only the PDB_FILE_NAME_CONVERT parameter.
D. Set the PDB_FILE_NAME_CONVERT parameter and enable OMF.
E. Enable only OMF.
F. Add the FILE_NAME_CONVERT clause to the statement and enable Oracle
Managed Files (OMF)

[不定项选择题]You notice performance degradation in your production Oracle 12c

Database. You want to know what caused this performance difference.

Which method or feature should you use?

A.

Database Replay

B.

Automatic Database Diagnostic Monitor (ADDM) Compare Period report

C.

Active Session History (ASH) report

D.

SQL Performance Analyzer

[不定项选择题]You are administering a multitenant container database (COB) that

Contains two pluggable databases (PDBs), pdb1 and pdb2. You are

Connected to pdb2 as a common user with DBA privileges. The

Statistics_level parameter is PDB modifiable.

As the user sys, execute the following command on pdb2:

SQL> ALTER SYSTEM SET STATISTICS_LEVEL=ALL SID='*' SCOPE=SPFILE;

Which statement is true about the result of this command?

A.

The statistics_level parameter is set to all when any of the PDBs is reopened.

B.

The statistics_level parameter is set to all only for PDB2 when it is reopened.

C.

The statistics_level parameter is set to all when the root database is restarted.

D.

The statement is ignored because there is no SPFILE for a PDB.

[不定项选择题]You must transport the UNIVERSITY tablespace from one database to

Another.

The UNIVERSITY tablespace is currently open read/write.

The source and destination platforms have different endian formats.

Examine this list of actions:

1-Make the UNIVERSITY tablespace read-only on the source system.

2-Export the UNIVERSITY tablespace metadata using EXPDP.

3-Convert the UNIVERSITY tablespace data files to the destination platform format using RMAN on the source system.

4-Copy the UNIVERSITY tablespace data files to the destination system.

5-Copy the Data Pump dump set to the destination system.

6-Convert the UNIVERSITY tablespace data files to the destination platform format using RMAN on the destination system.

7-Import the UNIVERSITY tablespace metadata using IMPDP.

8-Make the UNIVERSITY tablespace read/write on the destination system.

Which is the minimum number of actions required, in the correct order, to transport the UNIVERSITY tablespace?

A.

1, 2, 4, 5, 7, 8

B.

1, 2, 4, 6, 7, 8

C.

1, 2, 3, 4, 5, 7, 8

D.

1, 2, 3, 4, 5, 6, 7, 8

E. 2, 4, 5, 6, 7

[不定项选择题]Examine the command to duplicate a database:

RMAN> DUPLICATE TARGET DATABASE TO cdb

PLUGGABLE DATABASE pdb1, pdb5;

Which two statements are true about the DUPLICATE command?

A.

The SPFILE is copied along with the datafiles of the pluggable databases (PDBs). 

B.

A backup of pdb1 and pdb5 must exist before executing the command.

C.

The duplicate command first creates a backup, and then duplicates the PDBs

By using the backup.

D.

A backup of CDB and pdb1 and pdb5 must exist before executing the command.

E. An auxiliary instance must be started with the initialization parameter
ENABLE_PLUGGABLE_DATABASE set to TRUE.

[不定项选择题]choose two Examine the command to duplicate a database:

RMAN> DUPLICATE TARGET DATABASE

TO cdb

PLUGGABLE DATABASE pdbl,pdb5;

Which two statements are true about the DUPLICATE command?

A. The root and the seed database in the container database (CDB) are also
Duplicated.
B. A backup of PDB1 and PDB5 must exist before executing the command.
C. The SPFILE is copied along with the data files of the pluggable databases
(PDBs).
D. An auxiliary instance must be started with the initialization parameter
ENABLE_PLUGGABLE_DATABASE set to TRUE.
E. The DUPLICATE command first creates a backup, and then duplicates the PDBs
By using the backup.

[不定项选择题]You accidentally drop the CUSTOMERS table, and then recover it by using
The FLASHBACK TABLE command.
Which two statements are true about the dependent objects of the
CUSTOMERS table?
A. All the triggers associated with the table are flashed back but are disabled.
B. Materialized views that use the CUSTOMERS table are flashed back.
C. LOB segments associated with the CUSTOMERS table are flashed back.
D. All the constraints defined on the table, except the referential integrity
Constraints, are flashed back.
E. Only the primary key constraint created for the table is flashed back, whereas
All other indexes must be retrieved separately.

[不定项选择题]You plan to install Oracle Grid Infrastructure for a Standalone Server

And Oracle Database for the first time on a server.

Examine this command and its outcome:

Which two are true? (Choose two.)

A.

oracle will be an owner of the Oracle Inventory.

B.

oracle must be the owner of every Oracle Database installation.

C.

oracle can own an Oracle Database installation but not an Oracle Grid

Infrastructure installation.

D.

oracle will be granted the SYSASM privilege when installing the Oracle

Database software.

E. The user account, oracle, and group, oinstall, can be used for all Oracle
Software installations.

[不定项选择题]Examine this command: $ rhpctl move database –sourcehome

Oracle_home_path –destinationhome Oracle_home_path

For which two purposes can you use this command? (Choose two.)

A. to switch an existing Oracle Database home to a newer release of Oracle
Software on the same server
B. to switch to a read-only Oracle home
C. to switch9 back to the previous Oracle home as part of a rollback operation
D. to switch the Oracle Database home when using a centralized Rapid Home
Provisioning server
E. to switch to a patched Oracle Database home

[不定项选择题]You notice a performance change in your production Oracle 12c

Database. You want to know which change caused this performance

Difference. Which method or feature should you use?

A.

Compare Period ADDM report

B.

AWR Compare Period report

C.

Active Session History (ASH) report

D.

Taking a new snapshot and comparing it with a preserved snapshot.

[不定项选择题]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?

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.

[不定项选择题]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?

A.

DataisredactedfortheEMP.SALcolumnonlyiftheSCOTTsessiondoesnothavetheM

GR 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

[不定项选择题]You configured the Fast Recovery Area (FRA) for your database. The

Database instance is in ARCHIVELOG mode. The default location for the

Archived redo log files is the FRA.

Which two files are removed automatically if space is required in the FRA as

Per the retention policy? (choose two).

A. user-managed backups of data files and control files
B. flashback logs
C. RMAN backups that are obsolete
D. archived redo log files that have multiple copies in a different archive location

[不定项选择题]You plan to create a database by using the Database Configuration

Assistant (DBCA), with the following specifications: Applications will connect

To the database via a middle tier. The number of concurrent user

Connections will be high. The database will have mixed workload, with the

Execution of complex BI queries scheduled at night.

Which DBCA option must you choose to create the database?

A.

a General Purpose database template with default memory allocation

B.

a Data Warehouse database template, with t he dedicated server mode option

And AMM enabled

C.

a General Purpose database template, with t he shared server mode option

And Automatic Memory Management (AMM) enabled

D.

a default database configuration

[不定项选择题]You create a table with the PERIOD FOR clause to enable the use of the

Temporal Validity feature of Oracle Database 12c. Examine the table

Definition: create table employees (empno number, salary number, deptid

Number, name varchar2(100), period for employee_time); Which three

Statements are true concerning the use of the Valid Time Temporal feature

For the EMPLOYEES table?

A. The valid time columns employee_time_start and employee_time_end are
Automatically created.
B.Thesamestatementmayfilteronbothtransactiontimeandvalidtemporaltimebyusin
Gthe AS OF TIMESTAMP and PERIOD FOR clauses.
C. The valid time columns are not populated by the Oracle Server automatically.
D. The valid time columns are visible by default when the table is described.
E. Setting the session valid time using
DBMS_FLASHBACK_ARCHIVE.ENABLE_AT_VALID_TIME sets the visibility for data
Manipulation language (DML), data definition language (DDL), and queries
Performed by the session.