Googlers pose at a building site in the Netherlands, where the company is building a huge new data centre — much of which will be powered by the work of George Boole (VINCENT JANNINK/AFP/Getty Images) ...

Transistors wired in series and parallel patterns make up "gates," which accept binary input (0 = no pulse; 1 = pulse) and generate binary output. Although AND requires both inputs to be 1 in order to ...

When searching online databases, you often get too many or too few results. Identifying keywords or phrases and then connecting them using Boolean operators (AND, OR, and NOT), along with the other ...

A search for data that meets several criteria by using the Boolean operators AND, OR and NOT (see Boolean logic). For example, the request: "Search for all Spanish and French speaking employees who ...

The NOT expression is processed first. Then the expressions joined by AND are processed. Finally, the expressions joined by OR are processed. For a complete discussion of the rules for evaluating ...