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The prefix “bi” stands for two. This means that binary uses two numbers to count based on zeroes and ones. Computers use binary to store and manipulate data. Zeroes represents no flow of electricity, whereas one represents electricity being allowed to flow.
The binary number system, also known as base-2, is the numbers used by computers. This uses the numbers 0 and 1 to represent a given value: 000000, 000001, 000010, 000011, 000100, 000101, 000110, 000111, 001000, 001001, 001010