Introdcution of Servlets..

Defination of servlets.

Servlet are the modules that run inside request/response oriented services .such as java enabled web servers.

AS they are java based they are more platform independent.

Eample:—

processing data passed over https using on html form ,including purchase order.

Allowing collection between people a servlet can handle multiple requests concurrently they can synchronizerequest to support system such as on line conferencing .

forwarding requests servlets can forward requests to other services and servlets.

different methods of servlets.:—–

1.doGet():-  for handling get .conditional get requests

2.dopost():- for handling post requests .

3.do put():-for handling put requests.

4.do Delete():- for handling delete requests