CRT = Cathode Ray Tube

LCD = Liquid Crystal Diode

HTML = Hyper Text Markup Language

DOS = stands for Disc Operating System

ROM = Computer memory which never erased

Oracle = Data Base Program

Microsoft Excel = database program

Scanner = an Input Device

Nano Second = Processing speed of computer is measured in Nano Second

Binary = The computer uses in operations of mathematics-

Windows-7 = The latest version of MS Windows -