Online Access Free Oracle.1Z0-083.v2022-01-21.q101 Practice Test (Page 12)

1Z0-083 Exam Question 51

Which statement correctly describes the SQL profiling performed by the SQL Tuning Advisor?

A.It is a set of recommendations by the optimizer to create new indexes.

B.It is a set of recommendations by the optimizer to restructure a SQL statement to avoid suboptimal execution plans.

C.It is a set of recommendations by the optimizer to change the access methods used.

D.It is auxiliary information collected by the optimizer for a SQL statement to eliminate estimation error.

E.It is auxiliary information collected by the optimizer for a SQL statement to help use better joins orders.

1Z0-083 Exam Question 52

Which three are true about Optimizer Statistics Advisor? (Choose three.)

A.It can be run only manually.

B.It is part of the DBMS_ADVISOR package.

C.It can recommend changes to improve the statistics gathering process.

D.It always analyzes all schemas in the database.

E.It runs automatically every night by default.

F.It is part of the DBMS_STATS package.

1Z0-083 Exam Question 53

Examine these actions:
1.Create a new database for a recovery catalog.
2.Create a tablespace with sufficient space in the catalog database for the recovery catalog.
3.Configure ARCHIVELOG mode for the catalog database.
4.Create a user to own the recovery catalog schema with quota on the tablespace that will contain the catalog.
5.Grant the RECOVERY_CATALOG_OWNER role to the recovery catalog schema owner.
6.Grant the SYSBACKUP privilege to the recovery catalog schema owner.
Which are the minimum actions that must be performed before executing the CREATE CATALOG command?

A.2, 4, 5

B.1, 3, 4, 5

C.1, 2, 4, 5

D.1, 2, 3, 4, 5, 6

E.2, 4, 5, 6

1Z0-083 Exam Question 54

Which two are true about RMAN encryption?

A.The set encryption command overrides encryption settings specified by the configure encryption command.

B.Password encryption can be persistently configured using the configure encryption command.

C.RMAN encryption keys are stored in a database keystore.

D.RMAN can encrypt the Oracle Database password file.

E.Dual-mode encrypted backups can be restored only if both the password and the keystore used for encryption are available.

1Z0-083 Exam Question 55

Which three can be done using Oracle Database Configuration Assistant (DBCA) starting from Oracle Database 19c? (Choose three.)

A.relocating a remote pluggable database in interactive mode

B.relocating a remote pluggable database in silent mode

C.relocating a remote container database in silent mode

D.cloning a remote container database in interactive mode

E.relocating aremote container database in interactive mode

F.cloning a remote pluggable database in silent mode

G.cloning a remote container database in silent mode

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1Z0-083 Exam Question 51

1Z0-083 Exam Question 52

1Z0-083 Exam Question 53

1Z0-083 Exam Question 54

1Z0-083 Exam Question 55

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