CGI and servlet Servlets written in java A Servlet does not run in a separate process. This removes the overhead of creating a new process for each request. There is only a single instance which answers all requests concurrently. this saves memory and allows a servlet to easily manage persistent data. A servlet can be run by a servlet engine in a restrictive Sandbox Gust like an applet runs in a Web browser's Sandbox which allows secure use of untrusted and potentially harmful ServletsCGI and Servlet ◼ Servlets ◼ Written in Java. ◼ A Servlet does not run in a separate process. This removes the overhead of creating a new process for each request. ◼ There is only a single instance which answers all requests concurrently. This saves memory and allows a Servlet to easily manage persistent data. ◼ A Servlet can be run by a Servlet Engine in a restrictive Sandbox (just like an Applet runs in a Web Browser's Sandbox) which allows secure use of untrusted and potentially harmful Servlets