Dc lec-06 & 07 (osi model) Dc lec-05 (protocols & standards) Dc lec-04 (categories of network) Dc lec-01 (intro to data com) Edwardes College Prospectus 2014-15 Black Magic & Fake Pir in Pakistan. Role Of Industries In The Economy Of Pakistan Technology and its impact on industrial world Economic Condition of Afghanistan 
