CA students normally have a fear psychosis about a subject on Technology. So, attempt has been made to keep the topics short, simple,organized and focused. The book explains the concept in simple language,lying stress on impact of the technology on Accountancy, Business Management ,Information System, Communication & Security aspects of any business enterprise. The technical matters has consciously avoided to keep the subject simple and objective for students. Questions and Answers and Fully Solved Problems of past 8 years (upto Nov 08) have been included for the benefit of students. An elaborate list of topics has been included in Table of Contents.with separate heading for each topic, sub topic and term. Table of Contents Evolution of Computers,Computer System, Storage System, Input & Output Devices, Software,Data and Data Base, Numbers System in Computer, Networks, Data Centre & Security, Internet and Emerging Technologies, Flowcharting,Chapter-Decision Table Appendix : Past Examination Questions,Number System, Flow Chart, Decision Table