Oracle 1Z0-083 Exam Dumps - Updated Apr 2024

Question 1

Which two arc true about the Automatic Database Diagnostic Monitor (ADDM)?

ABy default it analyzes a period of time corresponding to the last 4 hours of activity.

BWhen ADDM reports multiple findings, summing all their impacts can yield to more than 100% of DB time

CBy default it analyzes a period of time corresponding to the last 24 hours of activity.

DIt runs automatically after each AWR snapshot.

EResults are written to the alert log.

Question 2

Choose two. Examine this configuration: 1. CDB1 is a container database. 2. APP1_ROOT is an application container contained in CDB1. 3. APP1_ROOT$SEED is the application seed contained in APP1_ROOT and synchronized with APP1_ROOT. 4. APP1_PDB1 and APP1_PDB2 are application PDBs contained in APP1_ROOT. 5. APP1_USER_APP is an application installed in APP1_ROOT at version 1.0. 6. USER1 is a common user in APP1_ROOT and all its application PDBs, created when version 1.0 of APP1_USER_APP was installed. You execute these commands: $ sqlplus sys/oracle@localhost:1521/cdb1 as sysdba SQL> ALTER SESSION SET CONTAINER=app1_root; Session altered. SQL> ALTER PLUGGABLE DATABASE APPLICATION app1_user1_app BEGIN UPGRADE '1.0' TO '2.0'; pluggable database altered. SQL> GRANT CREATE SESSION TO USER1; Grant succeeded. SQL> ALTER PLUGGABLE DATABASE APPLICATION app1_user1_app END UPGRADE TO '2.0'; Pluggable database altered SQL> ALTER SESSION SET CONTAINER=app1_pdb1; Session altered. SQL> ALTER PLUGGABLE DATABASE APPLICATION app1_user1_app SYNC; Pluggable database altered. Which two are true?

AUSER1 can connect to CDB1.

BUSER1 can connect to APP1_ROOT and APP1_PDB1.

CUSER1 can connect to APP1_ROOT, APP1_ROOT$SEED, and APP1_PDB1.

DUSER1 is defined in APP1_PDB2. E) USER1 can connect only to APP1_PDB1.

EUSER1 can connect only to APP1_ROOT.

Question 3

Choose two. Which two are true about backup encryption?

AThe Transparent Data Encryption (TDE) keystore is backed up using RMAN.

BVendor-specific media management software can be used for making encrypted RMAN backups to media.

CThe BACKUP BACKUPSET command can encrypt and decrypt backup sets.

DImage copies can be encrypted.

EKeystore-based encryption is the default mode for RMAN backup encryption.

FBackup encryption can be enabled selectively for specific tablespaces.

Question 4

Choose three. Which three are true about post-upgrade activities when upgrading an Oracle database using Database Upgrade Assistant?

AAny Recovery Manager (RMAN) recovery catalog must be upgraded manually.

BAfter a manual upgrade, TNSNAMES.ORA entries must be updated to reflect the new ORACLE_HOME.

CTime zone files must be upgraded manually using the DBMS_DST PL/SQL package.

DThe new extended data type capability must be enabled by running the utlrp.sql script

EThe Oracle Application Express configuration should be updated after upgrading Oracle Database.

Question 5

Choose the best answer. Examine this configuration: 1. CDB1 is a container database. 2. DEFAULT_SHARING is METADAT

A3. 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 companyapp 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 companyapp 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 companyapp SYNC; What will be the outcome and why?

ASAL will be added to APP_PDB1.EMP, with 0 in columns of existing rows.

BSAL will be added to APP_PDB1.EMP, with NULLs in columns of existing rows.

CIt will return an error because the SYNC operation is not allowed when constraints are added to common objects.

DIt will return an error because EMP is not empty in APP_ROOT.

EIt will return an error because EMP.SAL is empty in APP_ROOT.

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