The foremost and the primary aim of the book is to meet the requirement of the students who wish to understand the basic principles of programming languages. This is very important for the new engineer who wants to enter the field of programming. This book is self-comprehensive enough with a step-by-step approach to programming. Some salient features of the book are:  Best methodology adopted to teach basic principles of programming. Designed to meet the needs of both infant programmers as well as budding engineers who wish to be a good software developer. The flowcharts, algorithms and hence programs approach followed in this book is vital.  Several programming examples from FORTRAN-77 are given.