What is the best method to create the replica?

After being hired as a database administrator, you find that there is only one database that is
functional and that is being accessed by the applications. You want to create a replica of the
database, to be used for testing purposes. What is the best method to create the replica?

After being hired as a database administrator, you find that there is only one database that is
functional and that is being accessed by the applications. You want to create a replica of the
database, to be used for testing purposes. What is the best method to create the replica?

A.
create a database by using CREATE DATABASE .. command and manually copy the data

B.
use Database Configuration Assistant (DBCA) to create a template from the existing database
to contain the database structure

C.
use DBCA to create a template from the existing database to contain the database structure
with data files and then use the same template to create the database in the new location

D.
use DBCA to create a template from the existing database to contain the database structure
and then manually copy the data using Oracle Data Pump



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