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Introducing the Oracle Database Administration II 1Z0-083 exam?
The 1Z0-083 exam requires you to answer 68 questions within 120 minutes, and the question format is multiple-choice. Successfully passing this exam can earn these certificates:
- Oracle Database Administration 2019 Certified Professional
- Oracle Database Administration 2019 Certified Professional (Upgrade from 10g,11g, 12c, 12cR2 OCP)
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Vcekey.com offers free Database Administration II exam questions 1-13 – 2022.11.
1Z0-083 Exam Questions 1
Which two statements are true when row archival management is enabled?
A. The ORA_ARCHIVE_STATE column visibility is controlled by the ROW ARCHIVAL VISIBILITY session parameter.
B. The ORA_ARCHIVE_STATE column is updated manually or by a program that could reference activity tracking
columns, to indicate that a row is no longer considered active.
C. The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.
D. The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.
E. The ORA_ARCHIVE_STATE column is updated automatically by the Oracle Server based on activity tracking
columns, to Indicate that a row is no longer considered active.
Correct Answer: CD
1Z0-083 Exam Questions 2
What is the effect of specifying the “ENABLE PLUGGABLE DATABASE” clause in a “CREATE DATABASE”
statement?
A. It will create a multitenant container database (CDB) with only the root opened.
B. It will create a CDB with root opened and seed read-only.
C. It will create a CDB with root and seed opened and one PDB mounted.
D. It will create a CDB that must be plugged into an existing CDB.
E. It will create a CDB with the root opened and seed mounted.
Correct Answer: B
1Z0-083 Exam Questions 3
Which two are true about Oracle Optimizer Statistics, their use, and their collection? (Choose two.)
A. The number of table rows is considered when evaluating the cost of accessing a table using an index.
B. Index-balanced B*Tree height is considered when evaluating the cost of using an index.
C. The Statistics Advisor can help recommend the best way to gather statistics.
D. Statistics collected using DBMS_STATS always yield the best optimizer result.
E. The Statistics Advisor generates actions for all recommendations.
Correct Answer: BC
1Z0-083 Exam Questions 4
Which two statements are true when row-archival management is enabled? (Choose two).
A. The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set.
B. The ORA_ARCHIVE_STATE column is visible if referenced in the select list of a query.
C. The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows only.
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.
Correct Answer: BC
1Z0-083 Exam Questions 5
You issued this command: RMAN> BACKUP RECOVERY FILES; Which two are true? (Choose two.)
A. All Oracle recovery files not in the current FRA that have not been backed up already, are backed up.
B. All non-Oracle files in the current FRA that have not been backed up already, are backed up.
C. All Oracle recovery files in the current FRA that have not been backed up already, are backed up.
D. All Oracle recovery files in the current fast recovery area (FRA) are backed up.
E. These backups can be written to disk or SBT.
Correct Answer: DE
1Z0-083 Exam Questions 6
In one of your databases, unified auditing is enabled, and an SH.SALES table exists. You successfully execute these commands: SQL> CREATE AUDIT POLICY sales_pol ACTIONS select on sh. sales; SQL> AUDIT POLICY sales_pol;
Which statement is true about SALES_POL?
A. It succeeds and needs to be enabled to capture all SQL statements that require either the specified privileges or any
privilege granted to the HR_ADMIN and role. OE_ADMIN
B. It fails because system privileges cannot be granted with roles in the same audit policy.
C. It succeeds and starts capturing only successful SQL statements for all users who have either the specified privileges
or roles granted to them.
D. It fails because the command does not specify when the unified audit policy should be enforced.
Correct Answer: A
1Z0-083 Exam Questions 7
Examine this configuration:
1. CDB1 is a container database.
2. DEFAULT_SHARING is METADATA.
3. APP_ROOT is an application root contained in CDB1.
4. APP_PDB1 is an application PDB contained in APP_ROOT.
5. COMPANYAPP is an application contained in APP_ROOT.
6. EMP is a common table created in APP_ROOT and all its application PDBs, created when version 1.0 of
COMPANYAPP was installed.
You execute these commands:
$ sqlplus sys/ orac1e@localhost:1521/cdb1 as sysdba SQL> ALTER SYSTEM SET DEFAULT_SHARING=DATA;
System altered.
SQL> ALTER SESSION SET CONTAINER=app_root;
Session altered.
SQL> ALTER PLUGGABLE DATABASE APPLICATION company app BEGIN UPGRADE \’1.0\’ TO \’2.0\’;
pluggable database altered.
SQL> ALTER TABLE emp ADD (sal NUMBER NOT NULL); Table altered.
SQL> ALTER PLUGGABLE DATABASE APPLICATION company app END UPGRADE TO \’2.0\’; Pluggable
database altered.
SQL> ALTER SESSION SET CONTAINER=app_pdb1; Session altered.
SQL> DESC emp; Name Null? Type ——–ENO NUMBER ENAME VARCHAR2 (20)
SQL> SELECT * FROM emp; ENO ENAME ———————————100 Alan 200 Ben
SQL> ALTER PLUGGABLE DATABASE APPLICATION company app SYNC;
What will be the outcome and why?
A. SAL will be added to APP_PDB1.EMP, with 0 in columns of existing rows.
B. SAL will be added to APP_PDB1.EMP, with NULLs in columns of existing rows.
C. It will return an error because the SYNC operation is not allowed when constraints are added to common objects.
D. It will return an error because EMP is not empty in APP_ROOT.
E. It will return an error because of EMP.SAL is empty in APP_ROOT.
Correct Answer: D
1Z0-083 Exam Questions 8
The USERS tablespace consists of data files 3 and 4 and must always be online in read/write mode. Which two are true about using RMAN to perform an open database backup of this tablespace? (Choose two.)
A. Backups must be done incrementally.
B. Backups must be contained in backup sets.
C. Backups can be taken only if the database is in ARCHIVELOG mode.
D. Backups can be done incrementally.
E. The database must be registered in an RMAN catalog.
F. Only consistent backups can be created.
Correct Answer: CD
This a good example of how Oracle mixes up CAN/MUST to confuse us, in tests, as all answers sound correct!
A – FALSE. It CAN be done incrementally, not MUST B – FALSE. They CAN be contained in backup sets, not MUST C –
TRUE. By definition, you can only take online backups in ARCHIVELOG mode D – TRUE. Yes, they CAN be done
incrementally. They don\\’t have to be. E – FALSE. You CAN register in an RMAN catalog, you don\\’t have to F –
FALSE. An online backup is INCONSISTENT.
1Z0-083 Exam Questions 9
Examine this configuration:
While CDB1 is open, `/u02/app/oracle/fast_recover_area/cdb1/CDB1/controlfile02.ctl\\’ is accidentally deleted.
To recover from this critical failure, you execute these commands: What will be the outcome?
A. It will create `$ORACLE_HOME/DBS/cdb1/CDB1/controlfile02.ctl\\’
B. It will create `/u01/app/oracle/oradata/CDB1/control file/controlfile02.ctl\\’.
C. It will re-create `/u02/app/oracle/fast_recover_area/cdb1/CDB1/controlfile02.ctl\\’
D. It will create `/u01/app/oracle/product/12.2.0.1/db_1/dbs/snapcf_cdb1control02.ctl\\’.
E. It will fail because there is no auto backup of the control files.
Correct Answer: C
RMAN> restore controlfile from \\’/opt/oracle/oradata/XE/control01.ctl\\’;
Starting restore at 15-FEB-21 allocated channel: ORA_DISK_1 channel ORA_DISK_1: SID=38 device type=DISK
channel ORA_DISK_1: copied control file copy output file name=/opt/oracle/oradata/XE/control01.ctl output file
name=/opt/oracle/oradata/XE/control02.ctl Finished restore at 15-FEB-21
RMAN> alter database mount; released channel: ORA_DISK_1 Statement processed
RMAN> alter database open; Statement processed
1Z0-083 Exam Questions 10
Which three are true about Database Point-in-Time Recovery? (Choose three.)
A. The database must have FLASHBACK DATABASE ON to perform Database Point-in-Time Recovery.
B. The database must be in a MOUNT state when performing Database Point-in-Time Recovery.
C. Database Point-in-Time Recovery is performed by the Managed Recovery Process (MRP)
D. The Database must be in ARCHIVELOG mode.
E. The target point for the recovery must be specified as a time or System Change Number (SCN).
F. The database must be open RESETLOGS after Database Point-in-Time Recovery.
Correct Answer: BDF
Archive log mode and mount state are needed (B, and D)
After the restore, you need to open with reset logs (F)
E is discarded because the sequence number also is valid
1Z0-083 Exam Questions 11
Which three are true about the Automatic Workload Repository (AWR), Automatic Database Diagnostic Monitor (ADDM),
and Manageability Monitor (MMON) background process? (Choose three.)
A. ADDM can recommend shrinking the buffer cache.
B. ADDM can recommend extending the buffer cache.
C. By default, MMON creates an AWR snapshot every 30 minutes.
D. ADDM performs its analysis only when a DBA requests it.
E. By default, AWR snapshots are automatically purged after eight days.
F. AWR snapshots must be deleted when no longer required by ADDM.
1Z0-083 Exam Questions 12
Which three are true about Oracle Restart? (Choose three).
A. It can be configured to automatically attempt to restart various components after a hardware or software failure.
B. While starting any components, it automatically attempts to start all dependencies first and in proper order.
C. It runs from the Oracle Grid Infrastructure home.
D. If you shut down a database instance with SQL*Plus, Oracle Restart interprets this as a database failure and
attempts to restart the instance.
E. The Server Control (SRVCTL) utility can be used to start and stop Oracle Restart.
F. It runs periodic check operations to monitor the health of Oracle components.
Correct Answer: ABF
1Z0-083 Exam Questions 13
Which two are true about Oracle Database Configuration Assistant (DBCA) templates? (Choose two.)
A. The General Purpose of Transaction Processing templates are most suitable when concurrency and recoverability
are key criteria.
B. Oracle DBCA templates can store only logical structures and not database files.
C. New templates can only be created by modifying an existing user-created template.
D. The Data Warehouse template is most suitable when transaction response time is the key criterion.
E. Oracle DBCA templates can be used to create new databases and duplicate existing databases.
Correct Answer: AE
Reference: https://docs.oracle.com/database/121/ADMQS/GUID-2B8A3B5ED319-4377-8B228BB67DCC9885.htm#ADMQS0235
Pass4itSure 1Z0-083 exam dumps material has been updated https://www.pass4itsure.com/1z0-083.html and a new 1Z0-083 practice Q&A has been released, and with practice, you will successfully pass the Oracle Database Administration II exam.