Case studies based on the contents of syllabus : Case Study-3 (5 × 7 = 35) The 21st-century world economy is knowledge-based economy. Information technology is a driven force; therefore, it is necessary to be familiar with the informational infrastructure of manpower just like the transport system, cars, rail, roads and highways. For developed economy, easy accessibility is a strong mode of communication and access and familiarity of communication tools is necessary. Information technology data, information related to applications of computers for the performance of collection, security, change, exchange, study etc. It is the basis of a computer-based information system that is currently an integral part of commerce and business that has currently being made. The economy is moving in a knowledge-based direction; the global economy is increasingly changing into ‘knowledge economy’. Hence the rules, laws and activities of the industrial economy which used to run, will no longer work. The new world order now requires new standards.