What are important activities to develop BPEL?

BPEL Provide end to end business process by using BPEL activities Like
1)    Assign activity
2)    Switch activity
3)    Receive activity
4)    Reply activity
5)    Flow activity
6)    FlowN activity
7)    Invoke activity    
8)    Pick activity
9)    Transform     
10)    Scope activity 
11)    Email activity   
12)    Throw activity
13)    Wait activity   
14)    While activity 

What are Oracle Fusion Middleware Components?

Following are the oracle fusion middleware components:

·       Oracle WebLogic Server

·       Oracle Metadata Repository

·       Oracle Identity Management

·       Oracle WebCenter

·       Oracle Business Intelligence

·       Oracle SOA Suite

·       Oracle Fusion Middleware Application Components