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You plan to create a database by using the Database Configuration Assistant (DBCA), with t he following specifications: Applications will connect to the database via a middle tier. The number of concurrent user connections will be high. The database will have mixed workload, with t he execution of complex BI queries scheduled at night. Which DBCA option must you choose to create the database?
A redaction policy was added to the SAL column of the SCOTT.EMP table: BEGIN DBMS_REDACT.ADD_POLICY( object_schema object_name column_name policy_name function_type expression => 'SCOTT', => 'EMP', => 'SAL', => 'SCOTT_EMP', => DBMS_REDACT.FULL, => 'SYS_CONTEXT(''SYS_SESSION_ROLES'',''MGR'') END; All users have their default set of system privileges. For which three situations will data not be redacted?
Choose the best answer. Examine this output of an export from the current release of an Oracle multitenant database: $ sqlplus system/oracle . SQL> col name for a10 SQL> select name, open_mode from v$pdbs; NAME OPEN_MODE ---------------------------------------PDB$SEED READ ONLY PDB1 READ WRITE PDB2 MOUNTED SQL> exit Next you execute: $ expdp system/oracle full=y What is the outcome?
A container database (CDB) contains two pluggable databases PDB1 and PDB2. The LOCAL_UNDO_ENABLED database property is set to FALSE in the CDB. Data file 24 of PDB2 was deleted and you need to restore and recover it. The only RMAN backup that exists was created with the BACKUP DATABASE command while connected to CDB$ROOT. Which three are true? (Choose three.)
Choose three. In which three situations can you use threshold server-generated alerts to help diagnose and fix problems?
Examine this command: $ rhpctl move database –sourcehome Oracle_home_path –destinationhome Oracle_home_path For which two purposes can you use this command? (Choose two.)
You are administering a multitenant container database (COB) that contains two pluggable databases (PDBs), pdb1 and pdb2. You are connected to pdb2 as a common user with DBA privileges. The statistics_level parameter is PDB modifiable. As the user sys, execute the following command on pdb2: SQL> ALTER SYSTEM SET STATISTICS_LEVEL=ALL SID='*' SCOPE=SPFILE; Which statement is true about the result of this command?
Choose the best answer. A schema owner truncated a table in error and must recover the data. Which Oracle Flashback feature could be used to recover the data?
Which three are true about Automatic Workload Repository (AWR)? (Choose three.)
Which two are true about creating RMAN backups for an Oracle container database?
Which two are true about RMAN backups when using a media manager to write backups to tape when there are only two tape drives? (Choose two.)
choose one You want to create a test database as a replica of your production database with minimum intervention from a DBA. Which method would you use?
Choose three. In a single-instance, multitenant container database (CDB), which three are only ever defined in or part of CDB$ROOT?
Which four are true about duplicating a database using Recovery Manager (RMAN)? (Choose four.)
Choose three. Which three are true about upgrading an application in an application container?
Choose two. Which two are true about various Oracle security and auditing capabilities?
Which three are true about using Database Resource Manager in an Oracle multitenant environment?
Choose the best answer. Application PDBs, SALES_APP1 and SALES_APP2, must be created and they must access common tables of the SALES_APP application. Examine these steps: 1. Install the SALES_APP application, including the common tables, in the application root. 2. Install the SALES_APP application in the application root and the common tables in both the CDB root and the application root. 3. Create an application seed.; 4. Install the SALES_APP application in the application seed. 5. Create the SALES_APP1 and SALES_APP2 application PDBs. 6. Sync root. 7. Sync seed. 8. Sync the SALES_APP1 and SALES_APP2 application PDBs with the application the SALES_APP1 and SALES_APP2 application PDBs with the application the application seed with the application root.
Which are the minimum required steps in the correct sequence?
Oracle Data Redaction is active on the SCOTT.EMP table. You queried the table twice. SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30; SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30; Which is guaranteed to be true concerning the redaction policy?
Which three methods can be used for heap table data migration after upgrading a database? (Choose three.)
Which two are true about creating pluggable databases (PDBs) in Oracle 19c and later releases?
Choose two. Which two are true about Oracle Database Configuration Assistant (DBCA)?
Choose the best answer You want to create a duplicate database DUP_DB from your production database PROD on the same host. The PROD database uses Automatic Storage Management (ASM) for storage. Regular backups are taken using RMAN connected to a recovery catalog. You create an auxiliary instance and want to execute the command: RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE; What is a prerequisite for the successful execution of this command
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?
Which two are true about changing the LOCAL_UNDO_ENABLED property to false in a CDB? (Choose two.)
Which three are true about Automatic Workload Repository (AWR) and Automatic Database Diagnostic Monitor (ADDM) in an Oracle multitenant environment?
Which three are true about upgrading Oracle Grid Infrastructure? (Choose three.)
1.Which two are prerequisites for creating a backup-based duplicate database?
Choose three. Which three are true about RMAN archival backups with the RESTORE POINT clause?
Choose three. In which three situations can you use threshold server-generated alerts to help diagnose and fix problems?
Examine the command for creating pluggable database PDB2 in container database CDB2. Select three options, any one of which is required for it to execute successfully. (Choose three.)
Choose the best answer. Examine this configuration: 1. CDB1 is an Oracle Database 12c Release 2 container database (CDB). 2. PDB1 and PDB2 are two pluggable databases (PDBs) in CDB1. After successfully performing all the preupgrade tasks, you execute these commands from the Oracle Database 18c environment: $ export ORACLE_SID=cdb1 $ sqlplus / as sysdba SQL> STARTUP UPGRADE; SQL> SHOW pdbs CON_ID CON_NAME OPEN MODE RESTRICTED -------------------------------------------------¬-------------2 PDB$SEED 3 PDB1 4 PDB2 MIGRATE YES MOUNTED YES MOUNTED YES SQL> ALTER PLUGGABLE DATABASE pdb1 OPEN UPGRADE; Pluggable database altered. SQL> exit $ $ORACLE_HOME/perl/bin/perl catctl.pl -C 'PDB2' What is the outcome?
Choose two. When backing up to the Oracle Fast Recovery Area (FRA), you determine that the backup takes too long and suspect a performance bottleneck. Which two are true about diagnosing and tuning these problems?
Choose the best answer. Examine this configuration:
1. CDB1 is a container database.
2. There are several pluggable databases (PDBs) in CDB1.
5. Each PDB has several tables with referential integrity constraints.
6. FLASHBACK DATABASE is ON.
7. UNDO RETENTION GUARANTEE is enabled.
Multiple undesired multitable changes were made in all the PDBs.
Which method can be used to undo the changes using a single command?
Which three are true about managing memory components in an Oracle database instance? (Choose three.)
A database is configured in ARCHIVE LOG mode. Full RMAN backups are taken and no backup to trace has been taken of the control file. A media failure has occurred. In which two scenarios is complete recovery possible? (Choose two.)
Choose three. Which three are true about corrupted data blocks and their recovery in an Oracle Database?
Which three are true about an application seed pluggable database (PDB)? (Choose three.)
hoose two. Which two are true about Recovery Manager (RMAN) diagnostic message output?
Choose three. Which three are true about Audit policies in container databases (CDBs)?
Choose two. Examine this configuration: 1. CDB1 is a container database. 2. APP1_ROOT is an application container contained in CDB1. 3. APP1_ROOT$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?
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?
Choose three. Which three are true about actions that can or cannot be performed by users with the SYSBACKUP privilege?
A container database, CDB1, contains a pluggable database PDB1. Another container database is called CDB2. You want to relocate PDB1 from CDB1 to CDB2 with near-zero down time. Which three are required?
Examine these queries and their output: After a system crash, an instance restart and an attempted opening of the PDBs result in: Which two are true? (Choose two.)
Choose three. Which three are true about Oracle pluggable databases (PDBs)?
Choose two. You are managing this configuration: 1. CDB1 is a container database. 2. PDB1 and PDB2 are two pluggable databases in CDB1. 3. USER1.EMP is a table in PDB1 and USER2.DEPT is a table in PDB2 . CDB1 user SYS executes these commands after connecting successfully to PDB2: SQL> ALTER SESSION SET CONTAINER=pdb1; Session altered. SQL> INSERT INTO user1.emp VALUES (100, 'Alan' ,1) ; 1 row created. SQL> INSERT INTO user1.emp VALUES (101, 'Ben' ,1) ; 1 row created. SQL> ALTER SESSION SET CONTAINER=pdb2; Session altered. SQL> INSERT INTO user2.dept VALUES(1, 'IT'); Which two are true? Which two are true? (Choose two.)
Choose three. Which three are true about Rapid Home Provisioning (RHP), which has been available since Oracle 18c?
Choose two. Your database is in ARCHIVELOG mode and you plan to use Flashback Database. Which two features or parameters manage space availability in the fast recovery area?
Which three are true about Oracle Grid Infrastructure for a Standalone Server?
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?
Which three can be done using Oracle Database Configuration Assistant (DBCA) starting from Oracle Database 19c? (Choose three.)
Choose two. A database is configured in ARCHIVELOG 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?
In your Database, the TBS PERCENT USED parameter is set to 60 and the TBS PERCENT FREE parameter is set to 20. Which two storage-tiering actions might be automated when using information Lifecycle Management (ILM) to automate data movement?
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 ARCHIVE LOG 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?
choose two Examine these RMAN commands: RMAN> CONNECT TARGET "sbu@prod AS SYSBACKUP"; RMAN> CONNECT AUXILIARY "sbu@dup_db AS SYSBACKUP"; RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE PASSWORD FILE SECTION SIZE 400M; Which two statements are true about the DUPLICATE comman
Which two are true about poorly performing SQL statements and their tuning in Oracle database instances?
Choose three. Which three actions will add a resource to an Oracle Restart configuration?
Choose the best answer. Examine this configuration: 1. CDB1 is a container database. 2.
COMMON_USER_PREFIX is set to an empty string. 3. PDB1 is a pluggable database in CDB1. 4. APP1_ROOT is an application container in CDB1. 5. APP1_PDB1 is an application PDB in APP1_ROOT. You execute these commands: S sqlplus sys/oracle@localhost:1521/cdb1 as sysdba SQL> CREATE ROLE role1 CONTAINER=CURRENT; Which is true?
Choose two. Which two are true about diagnosing Oracle Database failure situations using Data Recovery Advisor?
Choose two. Which two are true about the execution of operating system scripts starting from Oracle Database 19c?
What is the effect of specifying the "ENABLE PLUGGABLE DATABASE" clause in a "CREATE DATABASE" statement?
You notice a performance change in your production Oracle 12c database. You want to know which change caused this performance difference. Which method or feature should you use?
RMAN is connected to a target database instance and an auxilary instance. You execute 3625the command: RMAN> DUPLICATE TARGET DATABASE TO dupdb FROM ACTIVE DATABASE SECTION SIZE 1G; What is the outcome?
choose one .Examine the RMAN commands: RMAN> CONNECT TARGET "sbu@prod AS SYSBACKUP"; RMAN> CONNECT AUXILIARY "sbu@dup_db AS SYSBACKUP"; RMAN> DUPLICATE TARGET DATABASE TO dup_db FROM ACTIVE DATABASE PASSWORD FILE SECTION SIZE 400M; Which statement is true about the DUPLICATE command?
Which three are true about RMAN persistent configuration settings, administration, and their effects? (Choose three.)