The Data Envelopment Analysis is a linear programming based technique for measuring the performance efficiency of organizational units which are termed as Decision Making Units. This method has been employed for assessing the relative performance of set of firms that uses a variety of identical inputs to produce a variety of identical outputs. The present study aims at constructing and solving linear programming problems to estimate overall technical, pure technical, scale and technical efficiency of public and private sector banks in India. The study uses the Data Envelopment Analysis to measure bank efficiency.