IMS stands for Information Management System. IMS was developed by IBM with Rockwell and Caterpillar in year 1966 for the Apollo program to send a man to the moon. It started the database management system revolution and still continues to evolve to meet data processing requirements. IMS provides an easy-to-use, reliable, and standard environment for executing high-performance transactions. IMS database is used by high-level programming languages like COBOL to store data in hierarchical arrangement and access it.