DEPLOY WAR FILE IN APACHE TOMCAT

Step 1: Create war file 

            i) In netbeans right click the project and select build.Automatically the war file created the                       project folder.

Step 2:   go to tomcat->bin folder start tomcat by clicking startup.bat  

               (or)

               goto command prompt-->services.msc--->select apache tomcat---Right click--->to start

Step 3:  Copy the .war file (E.g.:ImageUpload.war) to Tomcat 8.0\webapps. before copy the war file 

              have to stop the server

Step 4:    Now restart or start the server

Step 5:   goto browser and give localhost:8080(server port must be same as server.xml(conf folder                   in apache tomcat) file connector port no)

                 (eg)localhost:8080/ImageUpload/