an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting a and making calculations.
number
refers to the form in which data is stored, processed and transmitted
data representatiion
digital devices store data using
binary number system
gives us different ways to represent numbers
number systems
represent numbers using digits 0 to 9
decimal system
a single binary digit
bit
the amount of symbols we use to represent numbers
base
a number stated in the binary system
binary number
has only 8 digits from 0 to 7
octal number system