Data representation: Number systems, character representation codes, Binary, hex, octal codes and their inter conversions.
Binary arithmetic, Floating point arithmetic, signed and unsigned numbers.
Data Storage: Primary and Secondary storage, Introduction to various computer devices such as keyboard, mouse, printers, disk files, floppies etc.
Concept of computing, contemporary, Operating Systems such as DOS, Windows95, UNIX etc. Introduction to organization and architecture of mainframe, mini and micro systems.
Introduction to E-mail, ftp, login and other network services, world wide web, MS-Office.