Question # 1 Which three statements are true concerning Automatic Database Diagnostic Monitor (ADDM) for RAC? (Choose three.) A. It can analyze performance over any given time period.B. It can diagnose skew in response time.C. It can analyze performance using data captured on all instances.D. It can only analyze performance on the instance running the ADDM job.E. It can diagnose latency problems in the Cluster Interconnect.
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A. It can analyze performance over any given time period.B. It can diagnose skew in response time.C. It can analyze performance using data captured on all instances.Question # 2 Which two steps must always be performed to delete nodehost04from an Oracle 19c Clusterware cluster that does not use Grid Naming Service (GNS)? (Choose two.) A. Run the crsctl unpin css - host04 command as root on host01, or on either host02 or host03.B. Run the crsctl delete node -n host04 command as root on host04.C. Run the crsctl delete node -n host04 command as root on host01, or on either host02 or host03.D. Run the crsct1 unpin css - host04 command as root on host04.E. Run the rootcrs.pl -deconfig -force command as root on host04.
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C. Run the crsctl delete node -n host04 command as root on host01, or on either host02 or host03.E. Run the rootcrs.pl -deconfig -force command as root on host04.Question # 3 Which method should be used to convert a single-instance Oracle 19c Database to a RAC Database? A. Using the rconfig utility to migrate the database to shared storage and then using dbca to start one or more RAC database instances on the clusterB. Using dbca to migrate the database to shared storage and then to start one or more RAC database instances on the clusterC. Using the rconfig utility to create a template from the single-instance database and then using dbca to create a RAC database on the cluster using that templateD. Using dbca to create a template from the single-instance database and then to create a RAC database on the cluster using that template
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B. Using dbca to migrate the database to shared storage and then to start one or more RAC database instances on the clusterQuestion # 4 Oracle Clusterware manages an administrator-managed database service defined with the MANUAL management policy.
Which two statements are true? (Choose two.) A. The service must be manually started withSRVCTLafter a planned restart of the instance hosting the service.B. The service must be manually restarted withSRVCTLevery time the instance hosting the service fails.C. The service must be manually restarted withSRVCTLafter restarting the Clusterware stack on the node hosting the service.D. Clusterware will monitor the service while it is active.E. When manually started, the service will always start on one or more available instances rather than on their preferred instances.
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A. The service must be manually started withSRVCTLafter a planned restart of the instance hosting the service.D. Clusterware will monitor the service while it is active.Question # 5 Which three statements are true regarding ASM on a four-node cluster? (Choose three.) A. ASM Cluster File System (ACFS) can be deployed on any nodes.B. A database instance on a node can be a client of an ASM instance running on any node.C. A database instance on a node cannot be a client of an ASM instance running on other nodes.D. A database instance on a node can only be a client of an ASM instance running on the same node.E. A database instance on a node uses an ASM instance as an I/O server when requesting I/O to diskgroups.
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B. A database instance on a node can be a client of an ASM instance running on any node.E. A database instance on a node uses an ASM instance as an I/O server when requesting I/O to diskgroups.Question # 6 Which three statements are true about the Global Resource Directory (GRD) in Oracle 19c RAC database and in Clustered ASM? (Choose three.) A. Only one GRD shadow resource may exist for an Enqueue Resource.B. Shadow GRD resources may exist in more than one database instance for a resource.C. Clustered ASM has GRD resources distributed among all ASM instances.D. All GRD Enqueue Resource master metadata is held in the large pool of the same database instance.E. All GRD Enqueue Resource master metadata is held in the shared pool of the same database instance.
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B. Shadow GRD resources may exist in more than one database instance for a resource.C. Clustered ASM has GRD resources distributed among all ASM instances.Question # 7 Which three statements are true about accessing ASM files? (Choose three.) A. Database instances perform read I/O using an ASM instance as an I/O Server.B. Database instances can write metadata to ASM diskgroups.C. Database instances perform read I/O directly to ASM Disks.D. ASM instances can write metadata to ASM diskgroups.E. If a database instance writes to an ASM-based datafile whose redundancy attribute is set to mirror, then the ASM instance writes the mirror copy
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B. Database instances can write metadata to ASM diskgroups.C. Database instances perform read I/O directly to ASM Disks.D. ASM instances can write metadata to ASM diskgroups.Question # 8 Which three statements are true regarding multitenant architecture for RAC databases? (Choose three.) A. One undo tablespace for each pdb is required.B. PDBs can have local temporaryC. You can open one, several, or all PD3s on one, several, or all cdb instances.D. It requires the cdb to use shared undo management.E. One undo tablespace for each instance is required.
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B. PDBs can have local temporaryC. You can open one, several, or all PD3s on one, several, or all cdb instances.D. It requires the cdb to use shared undo management.
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