In the computer, all data are represented as binary digits (bits), and eight binary digits make up one byte. For example, the upper case letter A is 0101001. Numbers however can take several forms.
In the late 1930s, Claude Shannon showed that by using switches that close for "true" and open for "false," it was possible to carry out logical operations by assigning the number 1 to "true" and 0 ...
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The "binary" bill: If your cash has only two digits in the serial number, it's a collector's item
Most of us barely glance at the money we use each day. We look at the amount printed on the front and ignore everything else. Yet one small detail tucked away on every bill could mean the difference ...
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