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Logic Gates—The basic building blocks of digital computers

Logic Gates—The basic building blocks of digital computers

Learn about logic gates and how they work.

In computers, the two binary states are mapped to the absence and presence of voltage. Typically, 1 is represented by the presence of a voltage, while 0 is represented by the absence of voltage.

The basic electronic devices that are used to represent and manipulate binary systems are known as logic gates. There are many different types of logic gates. Some of the basic ones are shown below.

The AND gate

The basic AND gate takes two inputs and produces ...