What are the functions of the Servlet container?

A Servlet container is used when user wants to read the web pages as per input. It is a part of web server which can be run in a separate process.

There are the following functions of the Servlet container.

Lifecycle management : –  This is manages the servlet life and death like service, initialization, class loading and servlet object instance is available for garbage collection.

Communication support : –  This is handle the communication between web server and servlet.

Multithreading support :-  When a servlet request is generate then every time create a new thread and thread will be dies after servlet service work is completed.

JSP support :-  There are container is responsible for converting JSP to servlet and they also maintain the servlet.

Declarative security :- Inside the XML type deployment descriptor file, Declarative function is manage security.