Which two statements are true?

GridLink data sources are designed for use with an Oracle RAC database. By using the Fast
Connection Failover (FCF) pattern, GridLink data sources can quickly react when a RAC node

goes down.
Which two statements are true?

A.
TheOracleNotification service is used to notify the data source ofchanges to RAC nodes.

B.
The reaction is quick, because in usingFCF allnetwork timeouts are set very low.

C.
FCF is faster becauseitpollsandtestsconnection, freeing the data source from these tasks.

D.
FCF requires the use and configuration of a databaseserver in the GridLink data source.

E.
You can use anyOracleThindatabasedriver with a GridLinkdata source.