1z0-338 sample questions

Question 1

You notice that a database node has hung, so you open a Service Request via My Oracle Support. What diagnostic output will you send to My Oracle Support by default?

Accepted Answer

AWR

Answer

pkg info

Answer

oswatcher

Answer

vSsessionoutput

Answer

ist of database users

Question 2

Which statement is true about the patching features provided in Platinum Services?

Accepted Answer

Patching services are available for the full software stack up to twice per year.

Answer

Oracle Platinum Service covers Exadata storage software and firmware patching, but customers must perform the database patching.

Answer

Patching support includes Exadata, Exalogic, and Database Appliance.

Answer

The rolling window and complete down time approaches are two options to patching.

Question 3

Which characteristics of DBFS on Exadata would you suggest as being a key benefit?

Accepted Answer

Tens of thousands of files are the perfect use case for DBFS on Exadata.

Answer

When using DBFS customers will not need to use FUSE or any client software to administer the file system.

Answer

DBFS offers tremendous I/O bandwidth.

Answer

DBFS in an Exadata environment is faster than an NFS mount system because of smart scan performance gain.

Answer

DBFS allow customer to store LOB and CLOB files external to database for more flexibility.

Question 4

The ipmi tool command is most commonly used to perform which two tasks?

Accepted Answer

To power on a chassis from another system in Exadata machine.

Accepted Answer

To show the ILOM SP server event logs in details for a listing of components status on a particular machine.

Answer

To configure base networking and bonds within the Exadata server.

Answer

To manage and maintain the Exadata storage servers and related cell commands.

Answer

To manage cluster components

Question 5

How would you ensure that batch jobs don’t impact the performance of online queries that use the same database?

Accepted Answer

Build a Database Resource Management Plan, giving priority to query workloads.

Answer

Configure resource plans by using the I/O Resource Manager on the storage cells, giving priority to query workloads.

Answer

Configure and enable Parallel Query.

Answer

Deploy Instance Caging to control batch jobs.

Answer

Configure IORM to disable Flash Cache usage for batch workloads.

Question 6

In a customer’s ACFS filesystem, they would like you to set up replication between the existing local primary and the remote standby Exadata system.

Which tool would you use to administer the replication process?

Accepted Answer

Replication is controlled by using the acfsutil command-line tool.

Answer

Replication is controlled by using Enterprise Manager Cloud Control.

Answer

Replication is controlled by using sqlplus while you are logged in as SYSASM.

Answer

Replication of ACFS filesystems for non-database files on Exadata is not supported.

Answer

Replication is controlled by using the exacli command-line tool.

1z0-338 Oracle Exadata Database Machine and Cloud Service 2017 Implementation Essentials Practice Questions

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