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 symbols: typically "0" and "1". The base-2 numeral system is a positional notation with a radix of 2. Each digit is referred to as a bit.
The binary number system is an alternative to the decimal (10-base) number system that we use every day. Binary numbers are important because using them instead of the decimal system simplifies the design of computers and related technologies. ... But if the second digit is 1, then it represents the number 2.
Amost all professions include theuse of computers. Knowing a lot about them and the way they work could help you use them when needed in a work environment. It would also make an employer more likely to hire you.