Computer MCQs, DATA ENTRY OPERATORS IN PUNJAB POLICE DEPARTMENT 2015, PPSC Solved Past Papers MCQsMeasuring Unit of Capacity of Hard drive is_____A. GHz B. GB C. Watts D. Newton If, upon booting up a PC, you see a message that says: Keyboard error, It could very likely be _________What device prevents power interruptions, resulting in corrupted data?
