A customer is looking to upgrade to Oracle Database 11g Release 2 when they bring in a new
database server. Which two features of the release can the customer use to ensure that the
performance of their new Oracle Database is maintained through the upgrade?
A.
using Database Replay to capture the workload on the existing server, to be used in testing the
new server environment
B.
adding 20% more memory to the new server to handle the increased requirements of Oracle
Database 11g Release 2
C.
reproducing the current client environment on the new serverto ensure that the new
environment can deliver the same results with the same workload.
D.
using SQL Performance Analyzer to compare the performance of SQL statements in the new
and old server environments
E.
running both systems in parallel during production usage
Explanation: