Some Web cameras also have a face-tracking feature, which enables the camera to move and stay focused on your face even when you change position or stand up.

Most Web cameras have digital camera capabilities. This allows you to use the Web camera to take digital photos that you can use on your computer. For example, you can use a Web camera to add pictures of yourself to an e-mail message you send or place photographs on your Web page.

A storage device stores information Popular examples of storage devices include a hard drive, a recordable CD drive, a recordable DVD drive and a multi card reader.

The Central Processing Unit (CPU) is the main chip in a computer The CPU processes instructions performs calculations and manages the flow of information through a computer system The CPU communicates with input, output and storage devices to perform tasks.