The Oracle E-Business Suite is a complete set of business applications that enables corporations to efficiently track detailed business transaction data and turn it into
decision making information using a system built on a unified information architecture. Oracle Financials applications are a subset of this suite and are a family of products
designed to capture and analyze your financial data on a worldwide basis. This Document from Oracle explains the concepts behind the various modules of Oracle Financials and will be very useful for people looking to gain an understanding of the fundamentals.