Which two statements are true about the RMAN validate database command、

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• 1Identify three scenarios in which you would recommend the use of SQL Performance Analyzer to analyze impact on the performance of SQL statements.

  A.Change in the Oracle Database version

  B.Change in your network infrastructure

  C.Change in the hardware configuration of the database server

  D.Migration of database storage from non-ASM to ASM storage

  E.Database and operating system upgrade

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• 2Your multitenant container database (CDB) contains a pluggable database, HR_PDB. The   default permanent tablespace in HR_PDB is USERDAT

  A.The container database (CDB) is open and you connect RMAN.You want to issue the following RMAN command:RMAN > BACKUP TABLESPACE hr_pdb:userdata;Which task should you perform before issuing the command、A.Place the root container in ARHCHIVELOG mode.

  B.Take the user data tablespace offline.

  C.Place the root container in the nomount stage.

  D.Ensure that HR_PDB is open.

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• 3Which three actions are possible during an Online Data file Move operation、

  A.Creating and dropping tables in the data file being moved

  B.Performing file shrink of the data file being moved

  C.Querying tables in the data file being moved

  D.Performing Block Media Recovery for a data block in the data file being moved

  E.Flashing back the database

  F.Executing DML statements on objects stored in the data file being moved

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• 4Which two statements are true about Oracle Managed Files (OMF)、

  A.OMF cannot be used in a database that already has data files created with user- specified directions.

  B.The filesystem directions that are specified by OMF parameters are created automatically.

  C.OMF can be used with ASM disk groups, as well as with raw devices, for better file management.

  D.OMF automatically creates unique file names for table spaces and control files.

  E.OMF may affect the location of the redo log files and archived log files

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• 5You configure your database Instance to support shared server connections.Which two memory areas that are part of PGA are stored in SGA instead, for shared server connection、

  A.User session data

  B.Stack space

  C.Private SQL area

  D.Location of the runtime area for DML and DDL Statements

  E.Location of a part of the runtime area for SELECT statements

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• 6You install a non-RAC Oracle Database. During Installation, the Oracle Universal Installer (OUI) prompts you to enter the path of the Inventory directory and also to specify an operating system group name.Which statement is true、

  A.The ORACLE_BASE base parameter is not set.

  B.The installation is being performed by the root user.

  C.The operating system group that is specified should have the root user as its member.

  D.The operating system group that is specified must have permission to write to theinventory directory.

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• 7You are required to migrate your 11.2.0.3 database as a pluggable database (PDB) to a multitenant container database (CDB).The following are the possible steps to accomplish this task:1. Place all the user-defined tablespace in read-only mode on the source database.2. Upgrade the source database to a 12c version.3. Create a new PDB in the target container database.4. Perform a full transportable export on the source database with the VERSION parameter set to 12 using the expdp utility.5. Copy the associated data files and export the dump file to the desired location in the target database.6. Invoke the Data Pump import utility on the new PDB database as a user with theDATAPUMP_IMP_FULL_DATABASE role and specify the full transportable import options.7. Synchronize the PDB on the target container database by using theDBMS_PDS.SYNC_ODB function.Identify the correct order of the required steps.

  A.2, 1, 3, 4, 5, 6

  B.1, 3, 4, 5, 6, 7

  C.1, 4, 3, 5, 6, 7

  D.2, 1, 3, 4, 5, 6, 7

  E.1, 5, 6, 4, 3, 2

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• 8In your multitenant container database (CDB) with two pluggable database (PDBs). You want to create a new PDB by using SQL Developer.Which statement is true、

  A.The CDB must be open.

  B.The CDB must be in the mount stage.

  C.The CDB must be in the nomount stage.

  D.Alt existing PDBs must be closed.

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• 9Which two statements are true about the Oracle Direct Network File system (DNFS)、

  A.It utilizes the OS filesystem cache.

  B.A traditional NFS mount is not required when using Direct NFS.

  C.Oracle Disk Manager can manage NFS on its own, without using the operating kernel NFS driver.

  D.Direct NFS is available only in UNIX platforms.

  E.Direct NFS can load-balance I/O traffic across multiple network adapters.

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• 10Which three statements are true when the listener handles connection requests to an Oracle 12c database instance with multithreaded architecture enabled In UNIX、

  A.Thread creation must be routed through a dispatcher process

  B.The local listener may spawn a now process and have that new process create a thread

  C.Each Oracle process runs an SCMN threa

  D.D.Each multithreaded Oracle process has an SCMN thread.

  E.The local listener may pass the request to an existing process which in turn will create a thread.

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