Which three are true about the large pool for an Oracle database instance that supports shared server connections、
A.Allocates memory for RMAN backup and restore operations
B.Allocates memory for shared and private SQL areas
C.Contains a cursor area for storing runtime information about cursors
D.Contains stack space
E.Contains a hash area performing hash joins of tables
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- 1In order to exploit some new storage tiers that have been provisioned by a storageadministrator, the partitions of a large heap table must be moved to other tablespaces in your Oracle 12c database、Both local and global partitioned B-tree Indexes are defined on the table.A high volume of transactions access the table during the day and a medium volume of transactions access it at night and during weekends.Minimal disrupt ion to availability is required.Which three statements are true about this requirement、
A.The partitions can be moved online to new tablespaces.
B.Global indexes must be rebuilt manually after moving the partitions.
C.The partitions can be compressed in the same tablespaces.
D.The partitions can be compressed in the new tablespaces.
E.Local indexes must be rebuilt manually after moving the partitions.
开始考试点击查看答案 - 2Which three are direct benefits of the multiprocess, multithreaded architecture of Oracle Database 12c when it is enabled、
A.Reduced logical I/O
B.Reduced virtual memory utilization
C.Improved parallel Execution performance
D.Improved Serial Execution performance
E.Reduced physical I/O
F.Reduced CPU utilization
开始考试点击查看答案 - 3Your multitenant container (CDB) containing three pluggable databases (PDBs) is running in ARCHIVELOG mode. You find that the SYSAUX tablespace is corrupted in the rootcontainer.The steps to recover the tablespace are as follows:1. Mount the CDB.2. Close all the PDBs.3. Open the database.4. Apply the archive redo logs.5. Restore the data file.6. Take the SYSAUX tablespace offline.7. Place the SYSAUX tablespace online.8. Open all the PDBs with RESETLOGS.9. Open the database with RESETLOGS.10. Execute the command SHUTDOWN ABORT.Which option identifies the correct sequence to recover the SYSAUX tablespace、
A.6, 5, 4, 7
B.10, 1, 2, 5, 8
C.10, 1, 2, 5, 4, 9, 8
D.10, 1, 5, 8, 10
开始考试点击查看答案 - 4Which Oracle Database component is audited by default if the unified Auditing option is enabled、
A.Oracle Data Pump
B.Oracle Recovery Manager (RMAN)
C.Oracle Label Security
D.Oracle Database Vault
E.Oracle Real Application Security
开始考试点击查看答案 - 5Your multitenant container database, CDB1, is running in ARCHIVELOG mode and has two pluggable databases, HR_PDB and ACCOUNTS_PDB. An RMAN backup exists for the database.You issue the command to open ACCOUNTS_PDB and find that the USERDAT
A.DBFdata file for the default permanent tablespace USERDATA belonging to ACCOUNTS_PDB is corrupted.What should you do before executing the commands to restore and recover the data file in ACCOUNTS_PDB、A.Place CDB1 in the mount stage and then the USERDATA tablespace offline in ACCOUNTS_PD
B.B.Place CDB1 in the mount stage and issue the ALTER PLUGGABLE DATABASE accounts_pdb CLOSE IMMEDIATE command.
C.Issue the ALTER PLUGGABLE DATABASE accounts_pdb RESTRICTED comman
D.D.Take the USERDATA tablespace offline in ACCOUNTS_PDB
开始考试点击查看答案 - 6What are three purposes of the RMAN “FROM” clause、
A.to support PUSH-based active database duplication
B.to support synchronization of a standby database with the primary database in a Data environment
C.To support PULL-based active database duplication
D.To support file restores over the network in a Data Guard environment
E.To support file recovery over the network in a Data Guard environment
开始考试点击查看答案 - 7You notice that the performance of your production 24/7 Oracle database significantlydegraded. Sometimes you are not able to connect to the instance because it hangs. You do not want to restart the database instance.How can you detect the cause of the degraded performance、
A.Enable Memory Access Mode, which reads performance data from SGA.
B.Use emergency monitoring to fetch data directly from SGA analysis.
C.Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.
D.Use Active Session History (ASH) data and hang analysis in regular performance monitoring.
E.Run ADDM in diagnostic mode.
开始考试点击查看答案 - 8You plan to use the In Database Archiving feature of Oracle Database 12c, and store rows that are inactive for over three months, in Hybrid Columnar Compressed (HCC) format.Which three storage options support the use of HCC、
A.ASM disk groups with ASM disks consisting of Exadata Grid Disks.
B.ASM disk groups with ASM disks consisting of LUNS on any Storage Area Networkarray
C.ASM disk groups with ASM disks consisting of any zero padded NFS-mounted files
D.Database files stored in ZFS and accessed using conventional NFS mounts.
E.Database files stored in ZFS and accessed using the Oracle Direct NFS feature
G.Database files stored in any filesystem and accessed using the Oracle Direct NFS feature
H.A.ASM disk groups with ASM disks consisting of Exadata Grid Disks.B.ASM disk groups with ASM disks consisting of LUNS on any Storage Area NetworkarrayC.ASM disk groups with ASM disks consisting of any zero padded NFS-mounted filesD.Database files stored in ZFS and accessed using conventional NFS mounts.E.Database files stored in ZFS and accessed using the Oracle Direct NFS featureF.Database files stored in any filesystem and accessed using the Oracle Direct NFS featureG.ASM disk groups with ASM disks consisting of LUNs on Pillar Axiom Storage arrays
开始考试点击查看答案 - 9In your multitenant container database (CDB) containing pluggable databases (PDB), users complain about performance degradation.How does real-time Automatic database Diagnostic Monitor (ADDM) check performance degradation and provide solutions、
A.It collects data from SGA and compares it with a preserved snapshot.
B.It collects data from SGA, analyzes it, and provides a report.
C.It collects data from SGA and compares it with the latest snapshot.
D.It collects data from both SGA and PGA, analyzes it, and provides a report.
开始考试点击查看答案 - 10Examine the following steps of privilege analysis for checking and revoking excessive, unused privileges granted to users:1. Create a policy to capture the privilege used by a user for privilege analysis.2. Generate a report with the data captured for a specified privilege capture.3. Start analyzing the data captured by the policy.4. Revoke the unused privileges.5. Compare the used and unused privileges’ lists.6. Stop analyzing the dat
A.Identify the correct sequence of steps.A.1, 3, 5, 6, 2, 4
B.1, 3, 6, 2, 5, 4
C.1, 3, 2, 5, 6, 4
D.1, 3, 2, 5, 6, 4
E.1, 3, 5, 2, 6
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