Online Access Free Oracle.1Z0-083.v2022-02-09.q111 Practice Test (Page 4)

1Z0-083 Exam Question 11

Which two are true about gathering optimizer statistics? (Choose two.)

A.Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open PDBs except PDB$SEED.

B.Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to a PDB opened in read/write mode gathers object statistics for that PDB.

C.Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics only in CDB$ROOT.

D.System statistics can be gathered only while connected to CDB$ROOT.

E.Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open pluggable databases (PDBs)

1Z0-083 Exam Question 12

PDB1 and PBD2 are pluggable databases in CDB1.
Examine these commands:

CDB1 is then restarted.
Which three are true? (Choose three.)

A.PDB2 will be MOUNTED.

B.PDB1 will be opened READ WRITE.

C.PDB$SEED will be opened READ ONLY.

D.PDB1 will be MOUNTED.

E.PDB$SEED will be MOUNTED.

F.PDB2 will be opened READ WRITE.

1Z0-083 Exam Question 13

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 14

Examine this configuration:
* CDB1 is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2.
* PDB$SEED is open READ ONLY
* PDB1 is open READ WRITE
* PDB2 is MOUNTED.
* ORACLE_HOME is /u01/app/oracle/product/18.1.0/dbhome_1.
You execute these commands before upgrading the database to the current release:

For which databases will fixup scripts be created?

A.CDB1 and PDB$SEED only

B.CDB1, PDB1, and PDB2 only

C.CDB1, PDB$SEED, and PDB1 only

D.PDB$SEED, PDB1, and PDB2 only

E.CDB1, PDB$SEED, PDB1, and PDB2

1Z0-083 Exam Question 15

Which two are true about common objects? (Choose two.)

A.They can be created only in CDB$ROOT.

B.They can be only metadata-linked in an application container.

C.They can exist in user-defined schemas only in application containers.

D.They can exist in CDB$ROOTand an application root.

E.They can be extended data-linked in CDB$ROOT.

F.They can be created only in an application root.

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1Z0-083 Exam Question 11

1Z0-083 Exam Question 12

1Z0-083 Exam Question 13

1Z0-083 Exam Question 14

1Z0-083 Exam Question 15

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