The binary number of 9 is:
The binary system is a basic number system, which uses only two figures (0 and 1) to represent numbers.
Especially in the computer science the binary system has a serious importance, because it is the cornerstone of the information processing. The numbers 0 and 1 symbolize the two states are present at the processor. These are "electrical current on" and "electrical current off". Through various lines on the main board of the computer, different combinations are given, which are processed.