high ISO wont create noise? my DC if switch to highest ISO (400) alot of noise appear... especially when indoor with low lighting condition....
ISO speed and shutter speed... any diff?

i read from the web lanevoX gave....
noise is reduceable by softwares... how well will the reduction be? can it be perfect no noise?? i tried using PS.... not so ez... many options to do.... confusing.... auto reduction seems ok... but some time still can see noise... confused~