Originally Posted by
ScottGem
A webcam is generally another alternative input device, just like a scanner. Almost all Webcams connect to a USB port. The thing you are missing is you software to display what the camera sees. Generally webcams are used to do video conferencing. For this you need to use an app like AIM, MSN messenger, Yahoo Messenger, etc. And the person you are corresponding with needs to use the SAME app.
To test your cam, load up one of the apps mentioned and then go into the options to configure the video. Select the webcam from the list of inputs and you should be able to see yourself.