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1z0-068 Questions and Answers

Question # 1

Which two statements are true regarding the configuration of ASM disk groups when installing Oracle Grid Infrastructure 12c?

A.

The installer permits the creation of a disk group for use by the voting disks and OCR file.

B.

If no ASM disk groups are specified during installation, then ASM instances are not started after the installation completes on any cluster node.

C.

The installer permits the creation of a disk group to be used for the Recovery Area for the ASM instance.

D.

If ASM disk groups are configured for the Clusterware files, then ASM must be used for all databases on the cluster.

E.

ASM disk groups used for voting files and OCR files require a quorum failgroup.

Question # 2

Which two statements are true about vsam views in a clustered environment

?

A.

They exist both in ASM and RDBMS instances, and display the same output.

B.

Their names can be seen in dict when connected to an ASM instance.

C.

Their names can be seen in vfixed_table when connected to an instance of any type that is started.

D.

They exist in both in ASM and RDBSM instances, but they can display different outputs depending on the instance type.

E.

gvasm_attribute can be used to display the ASM_POWER_LIMIT attribute of all ASM instances in the cluster.

Question # 3

You support a three-instance, policy-managed, multitenant RAC database CDB1 with two PDBs PDB_1 and PDB_2.

It runs on an eight-node cluster and a serverpool prod_pool has three servers.

Examine these commands executed on HOST01:

$ srvctl add service –db CDB1 –pdb PDB_1 –service HR –serverpool prod_pool

$ srvctl start service –db CDB1 –service HR

$ srvctl stop service –db CDB1 –service HR

Which two statements are true?

A.

HR is uniformly managed across all instances in prod_pool.

B.

srvctl stop service only closes PDB_1 in the instance on HOST01.

C.

srvctl stop service closes PDB_1 on all CDB1 instances.

D.

srvctl stop service prevents logins for HR only to CDB1 on HOST01.

E.

srvctl stop service prevents logins to any instance of CDB1 using service HR.

F.

HR is available on a single instance of prod_pool.

Question # 4

Which three options have a RAC-specific tuning component?

A.

contention on index leaf blocks

B.

sequence definitions

C.

the size of the online redo log buffers

D.

contention for online redo log files

E.

contention for archived redo log files

F.

the load on the Cluster Interconnect

Question # 5

Your flex cluster has these attributes:

1. Hub nodes host01 and host02

2. Leaf nodes host03 and host04

3. Full Featured GNS is configured and running.

You attempt to run this command to add two more nodes to the cluster:

$ ./addnode.sh –silent “CLUSTER_NEW_NODES={host05,host06}”

“CLUSTER_NEW_NODE_ROLES={hub,leaf}”

What is the result and the reason for this result?

A.

It fails because no VIP was specified for the hub node host05.

B.

It fails because hub and leaf nodes may not be added by the same execution of addNode.sh.

C.

It fails because GNS doesn’t assign VIPs for leaf nodes and no VIP was specified in the command.

D.

It succeeds because no VIP specification is required for leaf nodes and none need to be specified for hub nodes when using full featured GNS.

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