Let's take the example further, and convert each hexadecimal digit to its decimal equivalent and then add them: (16 2 x 1) + (16 0 x 15) + (16 0 x 4) = (256 + 240 + 4) = 500. Hex and binary in action.

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 ...

While the binary system came into use because it works directly with the on/off state of electronics, the octal and hexadecimal systems provide easy conversions so that we humans don’t have to ...