In computing, a bit is the basic unit of information. It is the smallest possible unit of information that can be expressed in a computer system. A bit can have only two possible values, 0 or 1.

The bit is at the heart of all digital computing. Everything that happens in a computer, from the simplest task to the most complex, is based on the manipulation of bits.

The bit has been around since the early days of computing. It was first used in early computers to store data. At the time, these early computers were very limited in terms …