1z0-068 試験問題を無料オンラインアクセス

Which two statements are true about clustered ASM instances? (Choose two.)

• A.The ASM passwordfile can be stored in a diskgroup that is accessible to all ASM instances.
• B.The SPFILE must be stored in a diskgroup that is accessible to all ASM instances.
• C.The ASM passwordfile can be stored in $GRID_HOME/dbs on local storage of a cluster node.
• D.An ASM instance must store its SPFILE in ASM.
• E.The SPFILE must be stored in $GRID_HOME/dbs on local storage of a cluster node.

Which three statements are true about services when used with transparent application failover (TAF) for an administrator-managed RAC database?

• A.TAF-enabled sessions fail over to a surviving instance accepting logins for the service.
• B.TAF PRECONNECT requires configuration for the service and in the client TNS entry.
• C.The TAF settings for a client connections overrides any TAF settings in the service definition.
• D.TAF-settings for the service override TAF settings in TNS entry used by the client.
• E.TAF can restart a query or a transaction after failover.

When installing Oracle Grid Infrastructure 12c, which three options exist for the configuration of Grid naming Service (GNS)?

• A.using Shared GNS for the hub nodes and local GNS for the leaf nodes in a Flex Cluster
• B.using DHCP to assign Node Virtual IP addresses for nodes in the cluster
• C.using Shared GNS running on another cluster
• D.creation of a new GNS for this cluster
• E.using Shared GNS for the leaf nodes and local GNS for the hub nodes in a Flex Cluster

When using Oracle 12 Clusterware, which two actions are required to repair the ocr.loc file on host01 in a cluster having three other nodes called host02, host03, and host04?

• A.Stop the clusterware stack on host01 only.
• B.Run ocrconfig -repair on host01.
• C.Stop the clusterware stack on all cluster nodes.
• D.Stop the clusterware stack on host01 and on the node used to issue the ocrconfig -repair command.
• E.Run ocrconfig -repair on another node in the cluster to repair the ocr.loc file on host01

Which two statements are true about Quality of Service Management?

• A.It can improve the performance of PL/SQL.
• B.It can improve system stability as the workload changes.
• C.It can enable a more efficient sharing of hardware resources.
• D.It can reduce the load on the system caused by Oracle background processes.
• E.It can improve the performance of SQL statements.