. Number system is a method of representing numbers.
. Generally we use decimal number system to represent numbers.
. Numbers between 0-9 are decimal numbers.
. Computers understand only binary language 0's and 1's.
. It is base 2 number system which contains 0's and 1's.. Anything we write, it is converted into binary digits.
Conversion of decimal into binary:
. Any text or numbers we give to computer, it converts into binary digits.
. Text or other characters are converted into ASCII character set and then converted into binary.
Conversion of binary into decimal:
. Before giving the result back, it should be converted back into decimal form so humans can understand easily.