Which statement about the AU_SIZE disk group attribute is incorrect?
A. It specifies the size of the allocation unit for a disk group.
B. It can be changed at any time for any disk group.
C. You can view the value of this attribute in the ALLOCATION_UNIT_SIZE column of the V$ASM_DISKGROUP view
D. The default size is 1 MB.
You are given the task of managing an Oracle RAC 12cR1 Cluster by using Oracle Flex ASM. Which two statements are valid?
A. A failure of an ASM instance affects the databases, even if you are using ASM disk groups
B. A failure of an ASM instance affects availability for the databases using ASM disk groups due to decreased cardinality of available ASM instances
C. To determine whether Oracle Flex ASM is enabled, use asmcmd show cluster mode
D. When deployed, Oracle Flex ASM enables an Oracle ASM instance to run on a separate physical server from the database server
Which two components are included in Oracle CloudFS?
A. ASM Cluster File System
B. Oracle Database
C. Oracle ASM Dynamic Volume Manager
D. Oracle Clusterware
Your manager has tasked you with planning an Oracle Grid Infrastructure 12cR1 installation. Which three actions must be performed before beginning the installation?
A. All nodes are configured with the same operating system and version.
B. Network interfaces are configured for public and private traffic.
C. A valid voting disk file is available on at least one node.
D. Shared storage is available from all servers.
E. Each public network interface has its own subnet
Identify two correct statements about stopping instances and Oracle RAC databases
A. To shut down an Oracle RAC database completely, you must shut down every instance that has the database open or mounted.
B. After a NORMAL or IMMEDIATE shutdown, instance recovery is required
C. srvctl stop instance shuts down the Oracle RAC database.
D. crsctl stop crs stops the stack on the node, including the database instance.
You have completed a rolling conversion from DNS to GNS cluster resolution from the database and cluster resources end. The remaining are the configuration changes to be done from the client side. Which two items need to be taken into account to achieve a successful connection?
A. For each client using a SCAN, change the SCAN the client uses so that the client uses the SCAN in the domain delegated to GNS
B. For each client using VIP names, change the VIP name on each client so that they use the same server VIP name, but with the domain name in the domain delegated to GNS.
C. There is no need to change anything in client configuration as the combination of TAF and ONS will automatically take care of reaching the correct nodes
D. All the nodes in the cluster need to be bounced one after the other in order for the changes to be completed as it is not possible to do it online
Different versions of Oracle Clusterware, Oracle ASM, and Oracle Database can be installed in a cluster. Which three items correctly describe the guidelines, which govern Oracle Clusterware compatibility?
A. Oracle ASM 12cR1 requires Oracle Clusterware 12cR1 and can support Oracle Database 12cR1, Oracle Database 11g R2 and R1, and Oracle Database 10g R2 and R1.
B. Oracle Clusterware 12cR1 can support Oracle Database 12cR1, Oracle Database 11g R2 and R1, and Oracle Database 10g R2 and R1
C. Oracle Clusterware 12cR1 can support Oracle Database 12cR1, Oracle Database 11g R2 and R1
D. Oracle Database 10g R2 and R1, and Oracle Database 9/ R3
E. Oracle Clusterware 12cR1 supports Oracle ASM 12cR1 only
F. Oracle Database 12cR1 requires Oracle Clusterware 11g R2 and above
Which statement about multipathing is incorrect?
A. Multipathing solutions provide failover by using redundant physical path components
B. Multipathing is a software technology implemented at the operating system device level
C. Multipathing improves system performance by distributing the I/0 load across all available paths.
D. Multipathing is automatically configured when Oracle ASM discovers multiple paths to the same disk space.
What is the mandatory step for a media recovery of RAC 12cR1 database with encrypted tablespaces?
A. You must close the Oracle Wallet after database mount and before opening the database.
B. You must open the Oracle Wallet after database nomount and before opening the database.
C. You must relocate the sqlnet.ora file and remove it from $ORACLE_HOME/network/admin.
D. You must open the Oracle Wallet after database mount and before opening database.
During the installation of Oracle Grid Infrastructure 12cR1, you decide to configure the Grid Infrastructure Management Repository. Where will the repository be stored?
A. In its own single instance Oracle Database 12cR1 database and managed as a failover database
B. In the first RAC database created on the cluster
C. In its own RAC 12cR1 database with load balancing enabled
D. On a node outside the cluster to guard against cluster failure
E. Within the Grid Infrastructure home as a file-based repository
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