1. mata projector ekak stage ekaka uda radawala wada karawanna ona. projector eka kohomada bima tiyena laptop ekata set karanne. ( ea kiyanne stage eke roof eka kittuwa thama projector eka tiyenne. lap eka tiyenne bima. kohomada projector ekata laptop eken input ekak denne ? )
2. media player eke tiyena visualization dakala tiyenawa neda ? ea wage ekak lesiyen hada ganna puluwan software eka mokakda ? .























2. media player eke tiyena visualization dakala tiyenawa neda ? ea wage ekak lesiyen hada ganna puluwan software eka mokakda ? .

























