SSC MTS EXAM

Detailed explanation-1: -There are four possible combinations of two bits, so with two bits we can represent up to four different values, even though we only need three for the traffic light. Convince yourself that there aren’t any more combinations of two bits. Write down all the possible combinations of three bits.

Detailed explanation-2: -What does two bits mean? Two bits is an old slang term for 25 cents. It’s based on the sense of the word bit that refers to one eighth of a U.S. dollar, or 12 ½ cents.