Free Oracle 1Z0-083 Exam Questions

Become Oracle Certified with updated 1Z0-083 exam questions and correct answers

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Total 285 Questions | Updated On: Sep 17, 2025

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Question 1

Choose two. Which two are true about memory advisors?

A : If Automatic Memory Management is enabled, no memory advisors are available.

B : If Automatic Memory Management is enabled, the Shared Pool Advisor and Buffer Cache Advisor are available to set the maximum size for these individual System Global Area components.

C : All memory advisors use data from Automatic Workload Repository

D : If Automatic Shared Memory Management is enabled, both the SGA Advisor and PGA Advisor are always available.

E : If Manual Shared Memory Management is enabled, only the Shared Pool Advisor and Buffer Cache Advisor are available.

Answer: C,D

Question 2

HR_ROOT is an application container with the HR_APP application installed. No application PDBs and no application seed have yet been created in HR_ROOT. An application PDB, PDB1,must be created so that the HR_APP application's common objects are accessible to it. Which two methods can be used?

A : Create the PDB1 application PDB and synchronize it with poB$SEED.

B : Create the PDB1 application PDB and synchronize it with HR_ROOT.

C : Create the PDB1 application PDB and install HR_APP in it.

D : Create an application seed, and install HR_APP in it.

E : Create an application seed, synchronize it with HR_ROOT, and then create the PDB1.application PDB.

Answer: A,B

Question 3

Choose two. Which two statements are true when row-archival management is enabled?

A : The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set.

B : The ORA_ARCHIVE_STATE column is only displayed if it is referenced in the column select list of a query

C : The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows.

D : The ORA_ARCHIVE_STATE column may only be updated by users with the DBA role set.

E : The ORA_ARCHIVE_STATE column is updated in an overnight maintenance job based on activity tracking.

Answer: B,C

Question 4

Examine this configuration: 1. CDB1 is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2. 2. PDB$SEED is open READ ONLY 3. PDB1 is open READ WRITE 4. PDB2 is MOUNTED. 5. 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, PDB$SEED, PDB1, and PDB2

B : PDB$SEED, PDB1, and PDB2 only

C : CDB1 and PDB$SEED only

D : CDB1, PDB1, and PDB2 only

E : CDB1, PDB$SEED, and PDB1 only

Answer: A

Question 5

A database is configured in ARCHIVE LOG mode. A full RMAN backup exists but no control file backup to trace has been taken. A media failure has occurred. In which two scenarios is incomplete recovery required? (Choose two.)

A : after losing a SYSAUX tablespace data file

B : after losing all members of an INACTIVE online redo log group

C : after losing all members of the CURRENT online redo log group

D : after losing all copies of the control file

E : after losing an UNDO tablespace that is in use

Answer: C,D

Page: 1 / 57

Total 285 Questions | Updated On: Sep 17, 2025

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