What is Oracle Apps?

Oracle applications is a3 tier Enterprise Resource Planning system which consists of many modules like (Receivables, Payables, Human Resources, etc.
).
These modules are integrated with each other in such a way that any organizations resources, materials and financials can be managed effectively and efficiently.

Oracle Apps means Oracle E-business suite Or Oracle Applications which is and Enterprise resource planning (E.R.P) developed by oracle to manage the business of companies. 

Oracle Applications comprises the application software or business software of oracle corp.
It refers to non-database and non-middleware of oracle's software portfolio.

Oracle Applications provides the industry specific Enterprise Resource Planning solutions.
It is web based application, can be accessed from any location.
So that sales, Purchases, Payments, Stock, Projects, Assets can be handled in one application.
And helps in the various transations accounting also.