Buy used Reference books online in India
Buy Second Hand Books, Used Books Online In India
Operating System Concepts
Written in an easy-to-understand style, this textbook, now in its third edition, continues to discuss in detail important concepts and major developments in network security and management. It is designed for a one-semester course for undergraduate students of Computer Science, Information Technology, and undergraduate and postgraduate students of Computer Applications. Students are first exposed to network security principles, organizational policy and security infrastructure, and then drawn into some of the deeper issues of cryptographic algorithms and protocols underlying network security applications. Encryption methods, secret key and public key cryptography, digital signature and other security mechanisms are emphasized. Smart card, biometrics, virtual private networks, trusted operating systems, pretty good privacy, database security, and intrusion detection systems are comprehensively covered. An in-depth analysis of technical issues involved in security management, risk management and security and law is presented. In the third edition, two new chapters—one on Information Systems Security and the other on Web Security—and many new sections such as digital signature, Kerberos, public key infrastructure, software security and electronic mail security have been included. Additional matter has also been added in many existing sections. KEY FEATURES : Extensive use of block diagrams throughout helps explain and clarify the concepts discussed. About 250 questions and answers at the end of the book facilitate fruitful revision of the topics covered. Includes a glossary of important terms. KEY FEATURES : Extensive use of block diagrams throughout helps explain and clarify the concepts discussed. About 250 questions and answers at the end of the book facilitate fruitful revision of the topics covered. Includes a glossary of important terms.
Javascript: The Definitive Guide:
For web developers and other programmers interested in using JavaScript, this bestselling book provides the most comprehensive JavaScript reference section on the market. The seventh edition represents a significant update, with new material for ECMAScript 2017 (ES8), and new chapters on language-specific features.JavaScript: The Definitive Guide is ideal for experienced programmers who want to learn the programming language of the web, and for current JavaScript programmers who want to master it.
Learning SQL: Generate, Manipulate, and Retrieve Data
As more and more data floods into your company, you need to put it to work right away--and SQL is a vital tool for getting the job done. With the latest edition of this introductory guide, author Alan Beaulieu helps developers quickly get up to speed with SQL fundamentals for writing database applications, performing administrative tasks, and generating reports. You'll find new chapters on SQL and big data, working with very large databases, and analytic functions.Each chapter presents a self-contained lesson on a key SQL concept or technique using numerous illustrations and annotated examples. Exercises at the end of each chapter let you practice the skills you learn. Knowledge of SQL is a must for interacting with data. With Learning SQL, you'll quickly learn how to put the power and flexibility of this language to work.With this book, you'll:Move quickly through SQL basics and learn several advanced featuresUse SQL data statements to generate, manipulate, and retrieve dataCreate database objects, such as tables, indexes, and constraints, using SQL schema statementsLearn how datasets interact with queries and understand the importance of subqueriesConvert and manipulate data with SQL's built-in functions and use conditional logic in data statements
Scholastic Assessment Test
The Official SAT Study Guide with DVD is the only book that features official SAT® practice tests created by the test maker. With 1,000 pages and more than 20 chapters, it has everything you need to prepare for the SAT. The Official SAT Study Guide with DVD will help students get ready for the SAT with: • 10 official SAT practice tests, including 3 recently administered tests • Detailed descriptions of math, critical reading, and writing sections of the SAT • Targeted practice questions for each SAT question type • Practice essay questions, along with sample essays and annotations • Free online score reports • Exclusive access to online answer explanations • DVD including bonus practice test with answer explanations, math concepts review video, test day checklist & tips and virtual proctor helping students simulate the real test taking experience
Concise Atlas of the World by DK - Maps, Facts, and More
The complete picture of Earth as it is today in this definitive atlas of the world Cloud-free satellite images, stunning terrain models and high-definition large-scale maps, including spectacular fold outs, present the complete picture of Earth as it is today in this updated world atlas. Find out everything you want to know about Earth from detailed facts on key topics from industry, natural resources and agriculture to communications. Plus a comprehensive index-gazetteer of over 80,000 geographical names will take you anywhere in the world fast. Packaged in a handy slipcase to prevent wear and tear, use this atlas for homework, crosswords or just for fun!
Illustrated Family Encyclopedia
This encyclopedia has over 1000 pages of information, more than 12,000 photographs and is arranged alphabetically for easy access. It has been compiled by a team of authors, editors, consultants and advisers and contains more than 5000 articles to help with school projects.
GRE General Test
Official GRE® Verbal Reasoning Practice Questions is the only guide from the maker of the test specifically for the Verbal Reasoning section of the GRE® revised General Test. It provides an in-depth review of each of the GRE Verbal Reasoning question types and 150 authentic GRE Verbal Reasoning questions with answers and explanations for intensive practice. Also included is an overview of the Analytical Writing section of the test with actual practice tasks. Authentic GRE Verbal Reasoning practice questions, answers, and explanations Proven success strategies for the GRE Verbal Reasoning measure Overview including practice tasks of the GRE Analytical Writing section
GRE revised general test
The Official Guide to the GRE Revised General Test with CD-ROM, 2nd Edition is a book that comes directly from the very same people who set the test, making it ideal for just about anyone who's preparing for the GRE revised General Test. This official guide has practically everything that you could ever need when you're preparing for this exam. Whether you're preparing for this exam to earn your business school degree or for your graduation degree, this guide offers you all the much-sought-after information that you need to crack such an exam. Only ETS can present you with all that you need to know, much before you decide to give such an exam. Here, you gain insight as to how you can score well in such an exam. You are also supplied with countless questions that are based on the pattern of the exam. These questions can be used for practice, thus helping you sharpen your skills. The second edition of the book The Official Guide to the GRE Revised General Test with CD-ROM, 2nd Edition has been published by Tata McGraw-Hill Publishing Company, in the year 2012 and can be purchased in paperback.
Arihant NCERT Exemplar Physics Class 11
NCERT Exemplar Problems - Solutions Physics, published by Arihant Publications, is a comprehensive book for Class XI students. It consists of an exhaustive collection of problems and solutions prescribed for engineering and medical competitive examinations. Continuing the tradition of its reliable set of books for competitive exams from Class IX to class XII, Arihant has covered a vast range of topics in Physics that are relevant for Class XI students. This book is divided into 14 chapters, strictly following the board syllabus and exam pattern, encompassing a variety of topics in Classical Mechanics - from laws of motion to theory of waves. It is highly recommended for anyone who wants to build a strong foundation in physics before venturing out in the areas of science and technology in higher studies.
Arihant NCERT Exemplar Physics Class 12
NCERT Exemplar Problems - Solutions Physics (Class 12) is a comprehensive book for students of standard XII studying in schools affiliated to the Central Board of Secondary Education. The book comprises chapters on electric charges and fields, electrostatic potential and capacitance, current electricity, magnetism and matter, alternating current, electromagnetic waves, wave optics and dual nature of radiation and matter. In addition, the book consists of several multiple choice questions for thorough revision and final practice. This book is essential for students preparing for various engineering entrance examinations.
Arihant NCERT Exemplar Chemistry for class 11
NCERT Exemplar Chemistry Problems - Solutions (Class 11) is a comprehensive book for students of standard XI studying in schools affiliated to the Central Board of Secondary Education. The book comprises chapters on structure of atom, classification of elements and periodicity of properties, chemical bonding and molecular structure, states of matter, equilibrium, redox reactions and hydrocarbons. In addition, the book consists of several solved examples for thorough revision and final practice.
Arihant NCERT solutions Chemistry for class 11
NCERT Textbooks play the most vital role in developing student’s understanding and knowledge about a subject and the concepts or topics covered under a particular subject. Keeping in mind this immense importance and significance of the NCERT Textbooks in mind, Arihant has come up with a unique book containing Questions-Answers of NCERT Textbook based questions. This book containing solutions to NCERT Textbook questions has been designed for the students studying in Class XI following the NCERT Textbook for Chemistry. The present book has been divided into 14 Chapters namely Structure of Atom, States of Matter, Thermodynamics, Equilibrium, Redox Reactions, Hydrogen, Hydrocarbons, Environmental Chemistry, Chemical Bonding & Molecular Structure, The s-Block Elements, The p-Block Elements, etc covering the syllabi of Chemistry for Class XI. This book has been worked out with an aim of overall development of the students in such a way that it will help students define the way how to write the answers of the Chemistry textbook based questions. The book covers selected NCERT Exemplar Problems which will help the students understand the type of questions and answers to be expected in the Class XI Chemistry Examination. Also each chapter in the book begins with a summary of the chapter which will help in effective understanding of the theme of the chapter and to make sure that the students will be able to answer all popular questions concerned to a particular chapter whether it is Long Answer Type or Short Answer Type Question. For the overall benefit of students the book has been designed in such a way that it not only gives solutions to all the exercises but also gives detailed explanations which will help the students in learning the concepts and will enhance their thinking and learning abilities. As the book has been designed strictly according to the NCERT Textbook of Chemistry for Class XI and contains simplified text material in the form of class room notes and answers to all the questions in lucid language, it for
