The Fundamentals of Computers and Information System book provides comprehensive knowledge of computers demanded in organizations these days. The book provides an introduction about computers and operating systems and develops a basic understanding about the software programs required regularly, such as MS Word, MS Excel, MS PowerPoint and MS Access. It also covers the basic concepts of database management and computer networking and provides an overview about Software Development Life Cycle (SDLC) and various information systems, such as MIS, MSS, TPS and DSS.