This is an essential guide for the hundreds of thousands of students studying Introduction to Computer Science or Introduction to Programming, presenting the basic concepts of computer science and illustrating them with examples in C++. This book discusses the fundamentals of the various hardware and software components of computers. It follows an illustrative and easy-to-learn approach with a unique combination of theory and practice. Book is Very Precise covering Database Management System, Basic of C++ Programming, Operating System, Computer Network And Web Technology. Book is Very Useful for Beginner for understanding important concept of computer as well as Microsoft office basics fundamentals.