Analog =>Being continuous or having continuous values.
Digital=>Related to digits or discrete quantities; having a set of discrete values.
Binary=>Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits.
Bit=>A binary digit, which can be a 1 or a 0.
Pulse=>A sudden change from one level to another, followed after a time, called the pulse width, by a sudden change back to the original level.