The present text has been compiled by taking into account the different academic aspects of decision making and information system analysis for undergraduate and postgraduate and postgraduate student in colleges, universities and management institutes. This work opens up a new dimension in the era of modern management. This work would be of great help to managerial practitioners at any organisational level who are responsible for a function, department or set of responsibilities. This text is ideal for class adoption and for distribution at management courses. This book is an indispensable addition to the library.