Free Access Oracle.1Z0-083.v2026-05-24.q248 Practice Test (Page 16)

Question 71

Which two are true about SQL Performance Analyzer (SPA)? (Choose two.)

A.It is integrated with the SQL Access Advisor.

B.It predicts the impact of system changes on SQL workload response time.

C.It provides before and after execution statistics for each SQL statement in the analysis task

D.It offers fine-grained analysis of all the SQL statements in the analysis task as a group.

E.SQL statements that were originally run concurrently are run concurrently by SPA.

Question 72

Which statement describes the significance of the CHANGE FAILURE command in RMAN? (Choose all that apply.)

A.It is used to explicitly close the open failures.

B.It is used to inform the database about the repair after the repair script executes.

C.It is used to execute the advised repair script.

D.It is used to change failure priority only for the CRITICAL priority.

E.It is used to change failure priority only for HIGH or LOW priorities.

Question 73

Choose three. Which three are true about using Database Upgrade Assistant (DBUA) to upgrade a database?

A.All pluggable databases are automatically upgraded as part of a container database upgrade.

B.The Pre-Upgrade Information Tool script is executed by DBUA.

C.The database must be opened in read-only mode.

D.A whole database backup must exist before upgrade.

E.Multiple databases with the same ORACLE_HOME can be upgraded simultaneously.

F.DBUA must be launched from the target Oracle Home.

Question 74

A container database called CDB1 is OMF-enabled. PDB_FILE_NAME_CONVERT is not configured in CDB1. PDB1 was unplugged from CDB1 earlier in the week. Examine this command, which will be executed in CDB1: CREATE PLUGGABLE DATABASE pdb1 USING '/u01/app/oracle/oradata/pdb1.xml' SOURCE_FILE_NAME_CONVERT = ('/u01/app/oracle/oradata/', '/u02/app/oracle/oradata/'); Which two are true? (Choose two.)

A./u01/app/oracle/oradata/pdb1.xml does not contain the current locations of data files for PDB1.

B.PDB1 data files already exist in the correct location.

C.DBMS_PDB.CHECK_PLUG_COMPATIBILITY must be run in CDB1 before executing the command.

D.PDB_FILE_NAME_CONVERT must be set before executing the command.

E.PDB1 must be dropped from CDB1.

Question 75

Which three are true about upgrading Oracle Grid Infrastructure? (Choose three.)

A.A direct upgrade can be performed only from the immediately preceding Oracle Grid Infrastructure version.

B.The newer version is installed in a separate Oracle Grid Infrastructure home on the same server as the existing version.

C.An existing Oracle base can be used.

D.The upgrade process will automatically install all mandatory patches for the current version of Oracle Grid Infrastructure.

E.Existing Oracle Database instances must be shut down before starting the upgrade.

F.Only the grid user can perform the upgrade.

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