Perhaps the most often cited shortcoming of the cable industry’s collective business plan is that it lacks a meaningful wireless component. In big and small ways, the industry confronted that old bugaboo in a trio of moves this month.

The most news was generated by the consummation of the long envisioned WiMax marriage of Sprint and Clearwire. Cable players have a minority but significant role: Comcast, Time Warner and Bright House each have a small piece of the deal.

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A webcam is attached to a computer to take images and videos and send them in real-time to another computer over the internet. It is connected to the computer through the USB or PS/2 port, or over a wireless connection such as Bluetooth or Wi-Fi. Most models can also take images and videos even when offline.

Types of webcam

1. The Wired model - This model connects to the computer port using a peripheral cable. It usually comes with a clip at the base that secures it to a table or a stand for stability. It has a relatively low frame rate and is relatively cheaper to the other models.

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