Answer:
Struts is an open source Web application framework developed as Apache Jakarta project
Struts is based on MVC (Model View Controller) framework. It is used to build Web applications based on Servlet and JSP. So Struts application is a genuine Web application.
Struts leverages J2EE design patterns that people find quite useful in building J2EE applications. Because Struts follows these patterns including MVC, Struts is relatively simple to use and learn.
A Composite View is a view built using other reusable subviews. A single change to a sub-view is automatically reflected in every composite view that uses it. Furthermore, the composite view manages the layout of its sub-views and can provide a template, making consistent look and feel feel easier to achieve and modify across the entire application. Struts has its own set of custom tag libraries. Struts also support
utility classes.