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Oracle 1Z0-083, also known as the Oracle Database Administration II exam, is a certification exam designed for individuals who have a strong knowledge and experience in Oracle database administration. 1Z0-083 Exam is one of the advanced-level certification exams offered by Oracle and is intended for professionals who wish to validate their skills and knowledge in managing complex Oracle database systems.

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Understanding functional and technical aspects of Oracle Database Administration II Exam Number: 1Z0-083

The following will be discussed in the ORACLE 1Z0-083 Exam Dumps:

Upgrade an Oracle Database
Configure and create a CDB
Upgrading and Transporting CDBs and Regular PDBs - Oracle Database: Managing Multitenant Architecture
Duplicate a Database
Duplicate an active PDB
Backup and Duplicate - Oracle Database: Managing Multitenant Architecture Ed 1
Performance management in CDBs and PDBs
Explore the structure of PDBs

Oracle 1Z1-083 Exam is a challenging and comprehensive exam that covers a wide range of topics related to Oracle database administration. Passing the exam is an important achievement for individuals who want to advance their careers in database administration and work as Oracle database administrators in organizations that use Oracle databases.

Oracle Database Administration II Sample Questions (Q248-Q253):

NEW QUESTION # 248
Examine this configuration:
CDB1 is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2.
PDB$SEED is open READ ONLY
PDB1 is open READ WRITE
PDB2 is MOUNTED.
ORACLE_HOME is /u01/app/oracle/product/18.1.0/dbhome_1.
You execute these commands before upgrading the database to the current release:

For which databases will fixup scripts be created?

A. CDB1, PDB$SEED, PDB1, and PDB2
B. CDB1, PDB1, and PDB2 only
C. CDB1 and PDB$SEED only
D. CDB1, PDB$SEED, and PDB1 only
E. PDB$SEED, PDB1, and PDB2 only

Answer: D

NEW QUESTION # 249
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. Run ADDM in diagnostic mode.
C. Use emergency monitoring to fetch data directly from SGA for analysis.
D. Use Active Session History (ASH) data and hang analysis in regular performance monitoring,
E. Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.

Answer: C

NEW QUESTION # 250
Choose three. Which three are true about SGA memory management in a multitenant database?

A. Setting DB_CACHE_SIZE for a PDB guarantees a minimum amount of Database Buffer Cache memory for that PDB.
B. SGA_MIN_SIZE cannot be set for a PDB.
C. Setting SGA_TARGET for a PDB guarantees a minimum amount of SGA memory for that PDB.
D. The SGA_TARGET setting for a PDB cannot exceed 50% of the SGA_TARGET value of the root container.
E. Setting SHARED_POOL_SIZE for a PDB guarantees a minimum amount of Shared Pool memory for that PDB.
F. The SHARED_POOL_SIZE setting for a PDB can be up to 80% of the SHARED_POOL_SIZE setting of the root container.

Answer: A,C,E

NEW QUESTION # 251
Which three are true about monitoring waits for sessions and services? (Choose three.)

A. V$SERVICE_EVENT displays all waits for all services if the wait has occurred at least once for a service.
B. V$SESSION_WAIT and V$SESSION both contain details of the event on which a session is currently waiting.
C. V$SESSION_WAIT_CLASS displays waits broken down by wait class only for waiting sessions.
D. V$SESSION_EVENT displays all waits for all past and existing sessions if the wait has occurred at least once for a session.
E. V$SESSION_EVENT displays all waits for all past sessions if the wait has occurred at least once for a session.
F. V$SESSION_WAIT and V$SESSION both contain details of the event on which a non-waiting session last waited.

Answer: C,E,F

NEW QUESTION # 252
Which three are true about backup, restore, and recovery operations done without using Recovery Manager (RMAN)? (Choose three.)

A. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be started and the dataabse be in the MOUNT state.
B. Backing up a database in ARCHIVELOG mode using O/S utilities requires that the database instance be started and the database be in MOUNT state.
C. Oracle archive log backups, copied using an O/S utility, can be added to the RMAN catalog as a backup set.
D. Backing up a database in NOARCHIVELOG mode using O/S utilities requires that the database instance be shut down.
E. An Oracle database can be restored from backup files copied using O/S utilities.
F. Backing up a database in ARCHIVELOG mode using O/S utilities requires that the database instance be started and the database be in OPEN state.
G. Oracle data file backups, copied using an O/S utility, can be added to the RMAN catalog as IMAGE COPIES.

Answer: D,E,G

NEW QUESTION # 253
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