Hi Viswanath
Refer this link you might some info but you need to understand basics about bpc Packages/Process chain ..
Import File Using FTP - SAP BusinessObjects Planning and Consolidation - SAP Library
http://help.sap.com/businessobject/product_guides/boeo10/en/EPMofc_10_user_en.pdf
load data from a flat file to BPC 10.0 automatically
JAck