DATA ENTRY OPERATORS IN PUNJAB POLICE DEPARTMENT 2015, Maths MCQs, PPSC Solved Past Papers MCQsWhat decimal of an hour is a second?A. 0.0025 B. 0.0256 C. 0.00027 D. 0.000126 A group of eight bits is called _______To save an existing file with a hew name or to a new location; use _______command.