Introduction to computer system, Characteristics of computers, Generations of computers, Classification of computer systems - Analog, Digital and Hybrid, General and Special purpose, Micro, Mini, Mainframe, Super, Network, Laptop and Notebook computers, Data and Information.

Hardware and Software: Hardware - Input, Processing, Output and Storage devices, Software - System software and Application software, MS-Office, Programming language - Machine language - Assembly language, Higher level languages, Flowchart – Types of flowchart, Software development life cycle.

Operating systems: Windows, LINUX, Macintosh, Mobile operating system, Mobile computing. Internet-Intranet-Extranet, WWW, E-Mail, Data mining - Data warehousing, Data storage and Data retrieval, Data recovery.

Networking: Types of networking: LAN, WAN, MAN, WLAN, Transmission Control Protocol/Internet protocol, Network layer, Data processing and File Processing, Multiprogramming and Multiprocessing systems, System Architecture.

E-Commerce, Security, Firewalls, Type of Information system - Management Information System - Decision Support Systems - Expert System – Office Automation System – Transaction Processing System, Computer applications in various areas of business, computer related jobs in business.