1Z0-048 무료 덤프문제 온라인 액세스

For which two server metrics can you define thresholds for your services? (Choose two.)

• A.CPU_TIME_PER_CALL
• B.LOGICAL_READ_PER_CALL
• C.ELAPSED_TIME_PER_CALL
• D.PHYSICAL_READ_PER_CALL
• E.APPLICATION_WAIT_TIME
• F.SQL EXECUTE ELAPSED TIME

View the Exhibit, which displays a portion of an ADDM report from a RAC database. Which three statements are true? (Choose three.)

• A.A LOCK TABLE statement is causing excessive inter-instance messaging.
• B.The Findings Path section indicates that the Cluster wait class is consuming a significant proportion of the database time.
• C.The ADDM report output reveals a "hot block" condition.
• D.The SQL statement with the ID dqsu2hwys8rcf was executed 40000 times

What should you do when creating a disk group that would store your RAC database?

• A.Make sure that ASM targets are accessible from Database Control.
• B.Make sure that the disk group is mounted by all ASM instances.
• C.Make sure that all database instances are running in restricted mode.
• D.Make sure that all database instances are functional.

What does your client connection do using this connect string?
n et_s e rvi c e_n a m e=
(DESCRIPTION
(LOAD_BALANCE=on)
(ADDRESS=(PROTOCOL=tcp)(HOST=sales1 -svr-vip)(PORT=1521))
(ADDRESS=(PROTOCOL=tcp)(HOST=sales2-svr-vip)(PORT=1521)))
(CONNECT_DATA=(SERVICE_NAME=sales. us. acme, com))

• A.It randomizes its connection request on the available listeners.
• B.It connects you to the least loaded node.
• C.It connects you to the least loaded instance.
• D.It connects you to the instance on the least loaded node that currently accepts logins for the SALES.US.ACME.COM service.

Which two statements are true in a RAC environment? (Choose two.)

• A.When using SRVCTL to create a service, you do not need to add the corresponding TNS entry in your tnsnames.ora.
• B.After you create a service using SRVCTL, you need to start it with a separate command.
• C.When using DBCA to create a service, you do not need to add the corresponding TNS entry in your tnsnames.ora on the cluster nodes.
• D.After you create a service using Database Configuration Assistant (DBCA), you need to start it with a separate command.
• E.After you create a service, you need to enable it for CRS to manage it.