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.)

oracle will be an owner of the Oracle Inventory.

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

oracle must be the owner of every Oracle Database installation.

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

oracle will be granted the SYSASM privilege when installing the Oracle Database software.

Which three are true about thresholds, metrics, and server-generated alerts? (Choose three.)

Cleared stateful alerts are displayed by querying DBA_ALERT_HISTORY.

A space usage management alert is automatically cleared after the underlying problem is resolved.

Metrics are statistical counts for a specific unit.

All metrics are instance related.

They are generated by SMON when a tablespace is 97% full.

STATISTICS_LEVEL must be set to ALL to generate alerts.

Which two are true about Oracle Flashback features? (Choose two.)

FLASHBACK DROP can undrop an index when undropping a table.

After a database is restored from flashback logs using the FLASHBACK DATABASE command, it is sometimes rolled forward using redo logs.

FLASHBACK QUERY can retrieve REDO records from ONLINE and ARCHIVED REDO LOG files.

FLASHBACK VERSION QUERY can retrieve REDO records from ONLINE and ARCHIVED REDO LOG files.

FLASHBACK TABLE can undrop a column.

Your container database, CDB1, has an application container, HR_ROOT, with an application PDB, HR_PDB1. You have the required privilege to clone HR_PDB1 to container database CDB2, which does not contain HR_ROOT. Which two are always true? (Choose two.)

A common user must exist in CDB2 with the CREATE PLUGGABLE DATABASE privilege.

Cloning HR_ROOT automatically clones HR_PDB1.

CDB1 and CDB2 must be in shared undo mode.

All transactions in HR_PDB1 of CDB1 must commit before the cloning process starts.

The HR_PDB1 clone created in CDB2 will be in mount state when cloning ends.

Which two are true about Optimizer Statistics? (Choose two.)

They can be gathered by the DBMS_STATS package.

By default, they are automatically gathered by a maintenance job.

They are gathered by the SQL Tuning Advisor.

They provide real-time data about schema objects.

They are ignored by Optimizer if they are stale.

Free Oracle 1Z0-083 Exam Practice Questions & Explanations

Last updated on: Oct 8, 2026
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