CPU

Definition:

The Central Processing Unit, or CPU, is often referred to as the brains of the computer. It is the part of the computer that performs all of the operations and decisions to support the computer's various functions.

Here's a word you may not know...

DVI

DVI stands for Digital Video Interface and is commonly found in computer monitors and early-model high definition televisions. DVI is designed to carry uncompressed digital video data to a display and is considered an upgrade to its analog VGA counterpart. However, DVI is quickly being replaced by its more superior counterpart, HDMI.

DVI cable