Logic Gates Quiz

A logic gate is an idealized or physical device that performs a Boolean function, a logical operation performed on one or more binary inputs that produces a single binary output. It is fundamental in processing and transmitting information in computing systems.

Most logic gates are made from MOSFETs (metal–oxide–semiconductor field-effect transistors) or by using diodes or transistors acting as electronic switches.

Logic gates can be constructed using diodes, transistors, vacuum tubes, electromagnetic relays with relay logic, fluidic logic, pneumatic logic, optics, molecules, acoustics, or even mechanical or thermal elements.

With amplification, logic gates can be cascaded in the same way that Boolean functions can be composed, allowing the construction of a physical model of all of Boolean logic.

Logic gates are essential components in computing as they allow for the manipulation and processing of binary data, enabling the execution of logical operations and the creation of complex computational systems.

German physicist Gustav Kirchhoff

Kirchhoff's rules or simply Kirchhoff's laws

Kirchhoff's first law or Kirchhoff's junction rule

The sum of currents flowing into that node is equal to the sum of currents flowing out of that node

DC circuits, and for AC circuits at frequencies where the wavelengths of electromagnetic radiation are very large compared to the circuits