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Oracle 1Z0-083 Questions - Get Success In First Attempt (2025)

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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:

Creating an Oracle Database by using DBCA
Patching Grid Infrastructure and Oracle Database
RMAN Troubleshooting and Tuning
Restore and Recovery Concepts
Oracle Database: Deploy, Patch and Upgrade Workshop

Oracle 1Z0-083 Exam covers a range of topics related to database administration, including database architecture, backup and recovery, performance tuning, security management, and high availability. Candidates will be tested on their ability to design and implement databases, manage database security, troubleshoot performance issues, and maintain high availability.

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Oracle Database Administration II Sample Questions (Q125-Q130):

NEW QUESTION # 125
While backing up to an SBT channel, you determine that the read phase of your compressed Recovery Manager (RMAN) incremental level 0 backup is a bottleneck.
FORCE LOGGING is enabled for the database.
Which two could improve read performance?

A. Enable asynchronous disk I/O.
B. Increase the size of tape I/O buffers.
C. Increase the size of the database buffer cache.
D. Increase the level of RMAN multiplexing.
E. Disable FORCE LOGGING for the database.

Answer: D,E

NEW QUESTION # 126
Choose three. Which three are true in Oracle 19c and later releases?

A. Tablespaces always remain in read/write mode during transportable tablespace operations.
B. Tablespaces never remain in read/write mode during transportable tablespace operations.
C. A transportable data pump import can leave a plugged-in tablespace in read/write mode.
D. Simultaneous data pump jobs can be limited at the pluggable database (PDB) level.
E. An ordinary data pump export of a table with encrypted columns will always encrypt the same columns when imported.
F. A transportable data pump import can leave a plugged-in tablespace in read-only mode.

Answer: C,D,F

NEW QUESTION # 127
Choose three. Which three are true about Oracle pluggable databases (PDBs)?

A. A PDB unplugged from a container database (CDB) can be plugged into a different CDB without altering any of its schemas.
B. A PDB created from PDB$SEED must be set to READ ONLY after loading data.
C. A non-CDB can be converted into a PDB.
D. An unplugged PDB can be plugged into multiple CDBs simultaneously by sharing data files.
E. A PDB created from PDB$SEED must be set to READ WRITE after loading data.
F. A PDB in a remote CDB can be accessed transparently thereby aggregating results from local and remote PDBs.
G. A PDB can be plugged into a CDB only if both are of the same Oracle Database release.

Answer: A,C,F

NEW QUESTION # 128
Which three are true about monitoring waits for sessions and services? (Choose three.)

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

Answer: A,C,D

NEW QUESTION # 129
You upgraded your database from pre-12c to a multitenant container database (CDB) containing pluggable databases (PDBs). Examine the query and its output:

Which two tasks must you perform to add users with SYSBACKUP, SYSDG, and SYSKM privilege to the password file?

A. Re-createthepasswordfileintheOracleDatabase12cformat. Correct
B. Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege, and FORCE arguments set to Yes.
C. Assign the appropriate operating system groups to SYSBACKUP, SYSDG, SYSKM.
D. Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege and the FORCE argument set to No.
E. Grant SYSBACKUP, SYSDG, and SYSKM privileges to the intended users.

Answer: B,E

NEW QUESTION # 130
......

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Tim Ward Tim Ward

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