network: A group of computer resources connected with each other and able to share information.

NIC: Network information card; Ethernet networking hardware that your computer requires to connect to a network.

notebook: A portable type of computer that folds up for easy transport; also called a laptop.

Num Lock: A key on a computer keyboard that, when pressed to make active, makes the numeric keypad on the right side of the keyboard produce numbers. When the Num Lock key is inactive, you can use the numeric keypad for moving the text cursor.