You execute the following commands to audit database activities:SQL > ALTER SYSTEM SET AUDIT_TRIAL=DB, EXTENDED SCOPE=SPFILE;SQL > AUDIT SELECT TABLE, INSERT TABLE, DELETE TABLE BY JOHN By SESSION WHENEVER SUCCESSFUL;Which statement is true about the audit record that generated when auditing after instance restarts、

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• 1Which three statements are true about using flashback database in a multitenant container database (CDB)、

  A.The root container can be flashed back without flashing back the pluggable databases (PDBs).

  B.To enable flashback database, the CDB must be mounted.

  C.Individual PDBs can be flashed back without flashing back the entire CDB.

  D.C.Individual PDBs can be flashed back without flashing back the entire CDB.D.The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the CDB.

  E.A CDB can be flashed back specifying the desired target point in time or an SCN, but not a restore point.

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• 2Your database is open and the LISTENER listener running. You stopped the wrong listener LISTENER by issuing the following command:1snrctl > STOPWhat happens to the sessions that are presently connected to the database Instance、

  A.They are able to perform only queries.

  B.They are not affected and continue to function normally.

  C.They are terminated and the active transactions are rolled back.

  D.They are not allowed to perform any operations until the listener LISTENER is started.

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• 3You run a script that completes successfully using SQL*Plus that performs these actions:1. Creates a multitenant container database (CDB)2. Plugs in three pluggable databases (PDBs)3. Shuts down the CDB instance4. Starts up the CDB instance using STARTUP OPEN READ WRITEWhich two statements are true about the outcome after running the script、

  A.The seed will be in mount state.

  B.The seed will be opened read-only.

  C.The seed will be opened read/write.

  D.The other PDBs will be in mount stat

  E.B.The seed will be opened read-only.C.The seed will be opened read/write.D.The other PDBs will be in mount state.E.The other PDBs will be opened read-only.

  F.The PDBs will be opened read/write.

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• 4You plan to migrate your database from a File system to Automata Storage Management (ASM) on same platform.Which two methods or commands would you use to accomplish this task、

  A.RMAN CONVERT command

  B.Data Pump Export and import

  C.Conventional Export and Import

  D.The BACKUP AS COPY DATABASE . . . command of RMAN

  E.DBMS_FILE_TRANSFER with transportable tablespace

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• 5You notice that the elapsed time for an important database scheduler Job is unacceptably long.The job belongs to a scheduler job class and window.Which two actions would reduce the job's elapsed time、

  A.Increasing the priority of the job class to which the job belongs

  B.Increasing the job's relative priority within the Job class to which it belongs

  C.Increasing the resource allocation for the consumer group mapped to the scheduler job's job class within the plan mapped to the scheduler window

  D.Moving the job to an existing higher priority scheduler window with the same schedule and duration

  E.Increasing the value of the JOB_QUEUE_PROCESSES parameter

  F.Increasing the priority of the scheduler window to which the job belongs

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• 6You support Oracle Database 12c Oracle Database 11g, and Oracle Database log on the same server.All databases of all versions use Automatic Storage Management (ASM).Which three statements are true about the ASM disk group compatibility attributes that are set for a disk group、

  A.The ASM compatibility attribute controls the format of the disk group metadata.

  B.RDBMS compatibility together with the database version determines whether a database Instance can mount the ASM disk group.

  C.The RDBMS compatibility setting allows only databases set to the same version as thecompatibility value, to mount the ASM disk group.

  D.The ASM compatibility attribute determines some of the ASM features that may be used by the Oracle disk group.

  E.The ADVM compatibility attribute determines the ACFS features that may be used by the Oracle 10 g database.

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• 7To enable the Database Smart Flash Cache, you configure the following parameters:DB_FLASH_CACHE_FILE = ‘/dev/flash_device_1’ , ‘/dev/flash_device_2’DB_FLASH_CACHE_SIZE=64GWhat is the result when you start up the database instance、

  A.It results in an error because these parameter settings are invalid.

  B.One 64G flash cache file will be used.

  C.Two 64G flash cache files will be use

  D.D.Two 32G flash cache files will be used.

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• 8You executed this command to create a password file:$ orapwd file = orapworcl entries = 10 ignorecase = NWhich two statements are true about the password file、

  A.It will permit the use of uppercase passwords for database users who have been granted the SYSOPER role.

  B.It contains username and passwords of database users who are members of the OSOPER operating system group.

  C.It contains usernames and passwords of database users who are members of the OSDBA operating system group.

  D.It will permit the use of lowercase passwords for database users who have granted the SYSDBA rol

  E.E.It will not permit the use of mixed case passwords for the database users who have

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• 9Identify three valid methods of opening, pluggable databases (PDBs).

  A.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from the root

  B.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from a PDB

  C.ALTER PLUGGABLE DATABASE PDB OPEN issued from the seed

  D.ALTER DATABASE PDB OPEN issued from the root

  E.ALTER DATABASE OPEN issued from that PDB

  G.ALTER PLUGGABLE DATABASE PDB OPEN issued from another PDB

  H.A.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from the rootB.ALTER PLUGGABLE DATABASE OPEN ALL ISSUED from a PDBC.ALTER PLUGGABLE DATABASE PDB OPEN issued from the seedD.ALTER DATABASE PDB OPEN issued from the rootE.ALTER DATABASE OPEN issued from that PDBF.ALTER PLUGGABLE DATABASE PDB OPEN issued from another PDBG.ALTER PLUGGABLE DATABASE OPEN issued from that PDB

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• 10You administer an online transaction processing (OLTP) system whose database is stored in Automatic Storage Management (ASM) and whose disk group use normal redundancy.One of the ASM disks goes offline, and is then dropped because it was not brought online before DISK_REPAIR_TIME elapsed.When the disk is replaced and added back to the disk group, the ensuing rebalance operation is too slow.Which two recommendations should you make to speed up the rebalance operation if this type of failure happens again、

  A.Increase the value of the ASM_POWER_LIMIT parameter.

  B.Set the DISK_REPAIR_TIME disk attribute to a lower value.

  C.Specify the statement that adds the disk back to the disk group.

  D.Increase the number of ASMB processes.

  E.Increase the number of DBWR_IO_SLAVES in the ASM instance.

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