In computer science, a binary tree is a tree data structure in which each node has at most two children, which are referred to as the left child and the in mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two. In electronics, a logic gate is an idealized or physical device implementing a Boolean function; that is, it performs a logical operation on one or more In mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two