andI/O organization, memory organization are some of the hardware features of a computer which are evolving day to day. Concepts behind these systems are covered with the help of number of diagrams and simple explanation.andLarge number of objective questions and solved test paper are included at the end of each chapter. Readers can evaluate their understanding easily by comparing answers to all such questions.

This book is designed to give an insight of the art and science of Computer Science and C++ Programming. The book does not need any special background to comprehend the subject matter. The book covers the entire course contents of the syllabus of Computer Science (Class XII) (Code-083) prescribed by Central Board of Secondary Education (C.B.S.E) in a clear and simple English language. It presents a detailed discussion on Object Oriented Programming concepts using C++ language. It gives detailed description of Data structures like Arrays, Linked Lists, Stacks and Queues in a clear and systematic manner. The concepts of Database and use of Structured Query Language (SQL), Boolean Logic, Communication Technology and Open Source concepts are described in easy-to-understand style. Programming in C++ language is explained with many examples. The accompanied CD contains C++ programs discussed in the book. These programs can be loaded directly and can be used without spending time in typing them. Features: ample number of diagrams are used to illustrate the subject matter for easy understanding; solved exercises are added at the end of each chapter so that the reader can evaluate progress by comparing the answers with the answers given in the book; summary and glossary of technical terms related to particular chapter are given at the end of each chapter; sample papers on the pattern of CBSE past Examinations are included at the end of the book.