Well to check if they are properly installed type 127.0.0.1 in firefox
and if it shows IT Works ,then Apache is up and working
For checking tomcat type
127.0.0.1:8080 in firefox and you will see a
tomcat welcome page.
You can't just just a jsp program by double clicking it for the exact
procedure to run jsp it requires to do some initial settings . For
complete procedure you should download a ebook from lan