Component is an identifiable part of a larger program which is used in Computer programming language to easy designing and development web applications. Component provides a particular function or group of related functions. In object oriented programming and distributed object technology Component is a reusable program building block that can be combined with other Component in the same or other computers in a distributed network to form an application. Component a single button in a graphical user interface, a small interest calculator, an interface to a database manager. Component can be deployed on different servers in a network and communicate with each other for needed services. Component is just like a container which is mainly used on web browser and websites.