Written in an easy-to-understand style, this text introduces the reader to the systems approach to study existing information systems, carry out an analysis, and finally come up with the best solution along with its design. It explains various facets of the Systems Development Life Cycle (SDLC) and includes two special case studies to help the reader understand the concept not only from a theoretical point of view but from a practical angle as well. The book also discusses in detail topics such as project selection and planning, data collection, form and file design, database design and management, software maintenance, hardware/software selection, disaster recovery and system security, and social issues. The book is intended as a text for the undergraduate and postgraduate students of computer science and applications. KEY FEATURES: Supplies a fully Solved Question Bank to guide the reader to solve the problems. Gives three Appendices, namely, development of computers, programming languages and decision tables. Provides a large number of illustrations to aid in comprehension. Gives chapter-end Model Questions to probe a student's grasp of the concept discussed.