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Oracle 1Z0-083 Exam Syllabus Topics:

Section	Objectives
Performance Management	- Automatic Workload Repository (AWR) and diagnostics - SQL performance tuning
Database Backup and Recovery	- Database recovery techniques - RMAN configuration and backup strategies
Storage and Space Management	- Tablespaces and datafiles - Segment management
Database Architecture and Administration	- Multitenant container database (CDB/PDB) concepts - Oracle Database architecture components
Security Management	- Database auditing and encryption - User management and privileges

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Oracle Database Administration II Sample Questions (Q129-Q134):

NEW QUESTION # 129
Which two are true about OS groups and users for Oracle Grid Infrastructure and the Oracle Relational Database Management System (RDBMS)?

A. By default, members of the OSASM group can access Automatic Storage Management and RDBMS instances.
B. The Oracle Grid Infrastructure owner owns Oracle Restart and Oracle Automatic Storage Management binaries.
C. The Oracle Grid Infrastructure Installation must be owned by the grid user.
D. The primary group for the Oracle Grid Infrastructure and Oracle Database owners must be the Oracle Inventory group.
E. The Oracle Grid Infrastructure owner must have OSOPER, OSBACKUPDBA, and OSKMDBA as secondary groups.
F. The same OSDBA group must be used for Automatic Storage Management and the Oracle Database.

Answer: C,F

NEW QUESTION # 130
Which two are true about automatic block repair?

A. Real-Time Query must be enabled on a primary database for automatic block repair to be done on any of its physical standby databases.
B. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on its primary database.
C. Automatic block repair can repair blocks with no standby database if db_block_checking = TRUE.
D. Real-Time Query must be enabled on a physical standby database for automatic block repair to be done on that physical standby database.
E. It is not possible for media corrupt blocks.

Answer: B,E

NEW QUESTION # 131
Which two are true about gathering optimizer statistics? (Choose two.)

A. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics only in CDB$ROOT.
B. System statistics can be gathered only while connected to CDB$ROOT.
C. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open PDBs except PDB$SEED.
D. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open pluggable databases (PDBs)
E. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to a PDB opened in read/write mode gathers object statistics for that PDB.

Answer: D,E

Explanation:
Explanation
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.

NEW QUESTION # 132
Which two are true about creating pluggable databases (PDBs) using snapshots in Oracle 19c and later releases?

A. A PDB snapshot is always a sparse copy of the source PDB
B. A snapshot copy PDB depends on a storage snapshot which can only be stored on specific file systems
C. A PDB snapshot is always a full copy of the source PDB
D. A snapshot copy PDB depends on a storage snapshot which can be stored on any file system
E. A snapshot copy PDB can be created from a stand-alone clone PDB
F. A PDB snapshot depends on a storage snapshot which can only be stored on specific file systems
G. A PDB snapshot depends on a storage snapshot which can be stored on any file system

Answer: A,F

NEW QUESTION # 133
Which two are true about Oracle Grid Infrastructure for a Standalone Server? (Choose two.)

A. It must be installed before the Oracle database software is installed.
B. It requires Oracle Automatic Storage Management (ASM) components to be installed separately.
C. It can manage database resources on the server where it is installed or on a different server.
D. The CSS daemon runs from the Grid Infrastructure home.
E. It supports volume management, file system, and automatic restart capabilities.

Answer: D,E

Explanation:
Oracle Grid Infrastructure for a standalone server includes Oracle Restart and Oracle Automatic Storage Management.
If you install Oracle Grid Infrastructure for a standalone server and then create your database, then the database is automatically added to the Oracle Restart configuration. Oracle Restart automatically restarts the database when required.
If you install Oracle Grid Infrastructure for a standalone server on a host computer on which a database already exists, then you must manually add the database, the listener, the Oracle ASM instance, and other components to the Oracle Restart configuration before you are able to configure automatic database restarts.

NEW QUESTION # 134
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