PPSC Service Center Officials (BPS-11) 2020, Computer MCQs, PPSC Solved Past Papers MCQsWhich of the following is not a binary number?A. 001 B. 100 C. 102 D. 110 ______ maintain(s) database of webpages containing information on variety of topics?How can the risk of unauthorized computer system access be reduced when connected to an internet?
