About apache2 installation

Hello friends,
I have httpd2.some.tar.gz file and i installed it and i installed modperl through synaptic. When i want to run modperl programs i have to write the path of that program in httpd.conf file. I had written like below:
But it is giving error like PerlHandler is invalid module in httpd.conf file. How to rectify this error? For the installation of apache and modperl, httpd and modperl are enough? Do i need configuration of httpd.conf file? Any line should be added in httpd.conf file? Please help me