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Upgrade Oracle DBA 11g or 12c to 12c R2 1Z0-074 – Oracle University: https://education.oracle.com/upgrade-oracle-dba-11g-or-12c-to-12c-r2/pexam_1Z0-074

Candidate must have one of the prior certifications below:

  • Oracle Database 11g Administrator Certified Professional
  • Oracle Database 12c Administrator Certified Professional

Free test Oracle Certification 1Z0-074 Exam questions and Answers

QUESTION 1
From which two failure scenarios can a database be restored and recovered with the REPAIR DATABASE command?
(Choose two.)
A. loss of ARCHIVELOGS
B. loss of a redo log member
C. loss of a noncritical data file
D. loss of all copies of the control file
E. loss of a critical data file such as SYSTEM, SYSAUX or UNDO
F. loss of SPFILE
Correct Answer: DE
Reference: https://docs.oracle.com/cd/B28359_01/backup.111/b28273/rcmsynta033.htm#RCMRF199

QUESTION 2
You plan to use Information Lifecycle Management (ILM) for the ORDERS table.
Which is true about Heat Map statistics when HEAT_MAP is ON?
A. They are collected for all segments except for those in the SYSTEM and SYSAUX tablespaces, and are stored in the
SYSTEM tablespace.
B. They are collected for all segments except for those in the SYSTEM and SYSAUX tablespaces, and are stored in the
SYSAUX tablespace.
C. They are collected for all segments and are stored in the SYSAUX tablespace.
D. They are collected for all segments and are stored in the SYSTEM tablespace.
E. They are collected only for the ORDERS table if it has an associated ADO policy.
Correct Answer: D

QUESTION 3
The ORCL CDB has a PDB, ORCL_PDB. Examine these parameters in ORCL:

Examine these parameters in ORCL_PDB:
You switch to ORCL_PDB and plan to execute these commands:
What will be the outcome?
A. SGA_TARGET is set to 600M. The other values remain unchanged in both ORCL and ORCL_PDB.
B. SGA_TARGET is set to 600M and DB_CACHE_SIZE to 200M in ORCL_PDB. The other values remain unchanged in
both ORCL and ORCL_PDB.
C. SGA_TARGET and SGA_MAX_SIZE are set to 600M and DB_CACHE_SIZE to 200M in ORCL_PDB.
SGA_TARGET and SGA_MAX_SIZE are set to (1360-600)M and DB_CACHE_SIZE to 200M in ORCL.
D. Altering the DB_CACHE_SIZE results in an error because SGA_TARGET should be altered to 600M first.
E. Altering the DB_CACHE_SIZE results in an error because it cannot be altered in a PDB. SGA_TARGET size is
changed to 600 M.
Correct Answer: D

QUESTION 4
In a Database Cloud Service (DBCS) environment, which pre-created user has sudo privileges to run certain root
commands?
A. grid
B. oracle
C. opc
D. nobody
E. oinstall
Correct Answer: C
Reference: https://docs.oracle.com/en/cloud/iaas/compute-iaas-cloud/stcsg/accessing-oracle-linux-instance-using-
ssh.html#GUID-D947E2CC-0D4C-43F4-B2A9- A517037D6C11

QUESTION 5
While performing a cross-platform PDB transport in an Oracle Database 12c Release 2 database, by using XTTS from a
Linux (x86-64) server to a Solaris (x86-64) server, this command is executed to back up the files in a compatible
format:
What will be the outcome?
A. It creates the /tmp/pdb_orcl.xml file, which contains the metadata and data of the source database.
B. The backup fails because the UNPLUG operation for cross-endian platforms is not supported.
C. It successfully takes a backup but the UNPLUG operation of PDB_ORCL fails.
D. It successfully completes.
E. It creates a backupset of the source database in the /home/oracle/backup directory
Correct Answer: E

QUESTION 6
Examine these steps to create a Transparent Sensitive Data Protection (TSDP) policy with unified auditing to protect
sensitive data in certain table columns:
Create a TSDP policy and define the audit parameter for the audited columns.
Create a TSDP sensitive type using DBMS_TSDP_MANAGE.ADD_SENSITIVE_TYPE.
Associate the TSDP policy with the sensitive type by using DBMS_TSDP_PROTECT.ASSOCIATE_POLICY.
Enable the TSDP policy at the sensitive type level.
Associate the column to be audited to the sensitive type by using
DBMS_TSDP_MANAGE.ADD_SENSITIVE_COLUMN.
Identify the steps in the correct sequence.
A. 1, 2, 3, 4, 5
B. 2, 1, 4, 5, 3
C. 2, 5, 1, 3, 4
D. 1, 2, 4, 3, 5
E. 2, 1, 5, 3, 4
Correct Answer: C
Reference: https://docs.oracle.com/database/121/DBSEG/tsdp.htm#DBSEG399

QUESTION 7
In an Oracle 12c Release 2 database, USER1 has CREATE SESSION, CREATE PROCEDURE, and CREATE
FUNCTION privileges. Examine these commands:
SYS executes this command:
SQL> SELECT add_num(1,2) FROM DUAL;
What is the result?
A. An error is returned
B. The message “The result is 3” only is displayed
C. TESTDBA is created with the SYSDBA privilege only
D. Only “3” is displayed
E. TESTDBA is created will the SYSDBA privilege and the message “The result is 3” is displayed
Correct Answer: C

QUESTION 8
The In-Memory compression level is set to MEMCOMPRESS FOR QUERY HIGH. For what purpose is this optimized?
A. for parallel query performance only
B. for query performance and space saving
C. for query performance and space saving with greater bias toward space saving
D. for query performance only
E. for space saving only
Correct Answer: B
Reference:
https://docs.oracle.com/database/121/REFRN/GUID-5772F775-2A3E-4BC8-AA03-B8FF383BEE52.htm#REFRN10350

QUESTION 9
In your CDB1 container database, the DB_CREATE_FILE_DEST parameter is set to `/u01/app/oracle/oradata\\’.
CDB1 has an application container called REGIONS_APP.
There are no seeds for REGIONS_APP and there are no other application containers.
You plan to execute this command.
CREATE PLUGGABLE DATABASE AS SEED ADMIN USER seed_adm IDENTIFIED BY admin_123;
What must you do for the command to execute successfully?
A. Set the current container to REGIONS_APP
B. Set the current container to CDB1
C. Add the FILE_NAME_CONVERT clause to the command
D. Add the CREATE_FILE_DEST clause to the command
E. Set the PDB_FILE_NAME_CONVERT parameter to `/u01/app/oracle/oradata\\’
Correct Answer: E

QUESTION 10
You notice a large number of latch: cache buffers lru chain and latch: cache buffers chains wait events.
Which four might be reasons for these? (Choose four.)
A. The same small number of blocks are repeatedly accessed by different sessions simultaneously.
B. The buffer cache is undersized.
C. Cursors are closed explicitly after each execution.
D. A large number of connected user sessions are idle.
E. DBWR is not writing the dirty buffers fast enough.
F. Blocks are ageing out of the buffer cache frequently.
G. Too many sort operations are being performed.
Correct Answer: AEFG

QUESTION 11
A multi-tenant container database (CDB) contains three PDBs.
Which three are prerequisites for performing a cross-platform transport of any of the PDBs? (Choose three.)
A. The CDB should be in MOUNT state.
B. The source and target platforms must have the same endianness.
C. The COMPATIBLE parameter must be set to 12.2 or greater in the CDB.
D. The source PDBs must be closed for a cross-platform PDB backup.
E. Flashback database must be enabled for the CDB.
F. The CDB must use Automatic Memory Management.
Correct Answer: BCD
Reference: https://docs.oracle.com/en/database/oracle/oracle-database/12.2/bradv/rman-transporting-data-across-
platforms.html#GUID-B0178538-6E41-455D- 8166-FBB1EDC5D198

QUESTION 12
In which four situations does the RMAN DUPLICATE command use the “pull” method? (Choose four.)
A. when the USING BACKUPSET clause is used
B. when the SET ENCRYPTION clause is added before the DUPLICATE command
C. when the SECTION SIZE clause is used
D. when the number of auxiliary channels allocated is less than the number of target channels allocated
E. when the USING COMPRESSED BACKUPSET clause is used
F. when no auxiliary channels are allocated
G. when IMAGE COPIES are used for the DUPLICATE operation
Correct Answer: ACDE
Reference: https://docs.oracle.com/database/121/BRADV/rcmdupdb.htm#BRADV299

QUESTION 13
Which method can be used to migrate from an on-premises Oracle Database 11g to Oracle Database 12c in the cloud if
the on-premises platform is big-endian?
A. Oracle Loader-type external tables
B. remote cloning
C. RMAN Transportable Tablespace with Data Pump for all tablespaces
D. Data Pump Transportable Tablespace for all tablespaces
E. Data Pump Conventional Export/Import
Correct Answer: C

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