Your company has been using the ACME database vendor for many years. Recently, it
started considering a migration to the XYZ database vendor, who uses different SQL dialed.
The SQL engines in ACME and XYZ have significant differences in performance when
executing the same SQL queries? Which is the best persistence technology for database
migration?
A.
JPA
B.
JDBC
C.
CMP entity bean
D.
JDBC row set XML serialization