What is a web cam? A web cam is a hardware camera and device that connects to a computer and the Internet. The webcam captures either still pictures or motion video of a user or other objects. Today, most webcams are either embedded into the display with laptop computers or connected to the USB on the computer.
What is the purpose of the web cam? The main purpose of a webcam is to broadcast video to the user on the other side off the camera, Webcams are commonly used for video calls and making a video that requires your position of space in it. Webcams are normally small cameras that attach to your monitor or sit on a desk, Most webcams connect to the computer via USB or wireless.
How does a webcam work video
Bibliography: http://www.explainthatstuff.com/webcams.html https://www.techwalla.com/articles/what-are-the-functions-of-a-webcam