PPSC Past Paper Assistant (Population Welfare Department-2019)Solved MCQs, Computer MCQs, Electronic Record Keeping MCQs, PPSC Solved Past Papers MCQsHow much data can a double layer double sided DVD can store?A. 17 GB B. 8.5 GB C. 20 GB D. 34.7 GB How much data can a single layer double sided DVD can store?What should be given to an athlete for instant energy?