April 2023
Intermediate to advanced
750 pages
33h 54m
English
Content preview from Essentials of Computer Organization and Architecture, 6th Edition
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3.2 BOOLEAN ALGEBRA
Boolean algebra is an algebra for the manipulation of objects that can take on only two values, typically true and false, although it can be any pair of values. Because computers are built as collections of switches that are either “on” or “off,” Boolean algebra is a natural way to represent digital information. In reality, digital circuits use low and high voltages, but for our level of understanding, 0 and 1 will suffice. It is common to interpret the digital value 0 as false and the digital value 1 as true.
3.2.1 Boolean Expressions
In addition to binary objects, Boolean algebra also has operations that can be performed on these objects, or variables. Combining the variables and operators yields Boolean expressions. A ...
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