1z0-497 Oracle Database 12c Essentials exact Exam Questions

Oracle Database 12c Essentials

Last Update 1 week ago Total Questions : 150

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Question # 4

Which two statements are true about listeners?

Listeners use only the TCP/IP protocol.

Multiple listener processes can run simultaneously on a host.

Multiple database instances can be registered with a single listener,

Listener-related errors can be traced only at the administrative level.

Only one database instance can be registered with a single listener at any time.

Question # 5

You create a CDB with four containers: the loot, the seed, and two pluggable databases PDB1 and PDB2. Which four items can reside In PDB1, but not in the root?

shared UNDO and default database temporary tablespace

Oracle-supplied metadata

shared Oracle-supplied data

CDB views providing information across PDBs

application tablespaces

local temporary tablespaces

local users and local roles

Question # 6

Which three background processes are mandatory in a database Instance started with a minimally configured Initialization parameter file?

Process Monitor Process (PMON)

Flashback Data Archive process (FBDA)

Space Management Coordinator process (SMCO)

Recoverer process (RECO)

Listener Registration process (LREG)

Checkpoint Process

Question # 7

Which three events signal a database writer (DWR) to write buffers to disk?

The database advances a checkpoint.

A client process commits a transaction.

The redo log buffer becomes full.

A server process cannot find non-dirty blocks after scanning a threshold number of buffers.

A tablespace is changed to read-only status.

The database is shut down in immediate mode.

Question # 8

You want to start a global service on your database. Which three conditions must be met?

The database is open and registered with a global service manager.

The service has been disabled on that database.

The database role is different from the role attribute of the service.

The replication lag on the database does not exceed the maximum value specified for the service.

The service has reached its cardinality defined by the number of preferred databases.

No other database in the pool is a better candidate for starting the service.

Question # 9

Identify two types of solutions in which you would need to use Active Data Guard and Golden Gate together.

a solution that provides zero-data-loss protection at any distance without impacting database performance

a solution for disaster protection and database rolling upgrades for a mission-critical OLTP database, where you also want to extract data from a data guard primary database for ETL update o' an enterprise data warehouse

a solution requiring minimal planned downtime and risk, using standby first patching, database rolling upgrades, and select platform migrations

a solution that helps with integrated automatic database and client failover between source and target, where you also need to establish advanced replication (such as multi master and bidirectional replication and data transformations)