Need Help About Power ISO And .daa File Extension...??

[umyr17]

I Have A Downloaded A Program Of 3.6GB Related To My Studiezz From Torrent...
It's file Extension Is .daa
I Don't Know How To Open Or Extract It..???
Can Anybody Give Me The Detail/Tutorial Of " POWER ISO " Software???

[toolplaza]

ho jayai ga.... net sai download kar lain daa to iso converter
phir wo convert kar dai ga iso extension main
chota sa process hai.....

or iso ban janai k baad toa easy hi hai koi bhi software use kar laina
nero winiso ya poweriso or roxio cd creator