7 essential books for cracking CDAC Entrance Exam
Here is the list of books which will help you cracking cdac entrance exam(CCAT). Some of these books will help you during CDAC on campus placement as well.

\r\nSection A Preparation Books :
\r\n • Quantitavite Aptitude & Reasoning : ( R.S Aggarawal )
\r\n There are many books out there in market but the most recommended book is R.S Aggarawal. CDAC has also previously recommended GRE2017 book for aptitude preparation. But, the questions in this book are little higher on difficulty side & also there are many\r\ncomparison based questions which doesn\'t come in cadac ccat exam. So, R.S Aggarwal is wise choice.\r\nR.S Aggarwal will give you grip on the concepts. It will also helps for your campus placements as well.

\r\nSection B Preparation Books :
\r\n• Computer Fundamentals : ( Foundations of Computing (Sinha & Sinha))
\r\nThis books cover all fundaments of computer and takes you to  advanced level. You can find very detailed notes on computer and information technology with good examples. The book covers databases, data warehousing and data mining techniques. It explains how digital systems use data, how computer architecture is framed and how algorithms help in the information security world.

\r\n\r\n • C Programming : (Let Us C  by Yashavant Kanetkar)
\r\n C is one of the most beautiful languages you\'ll ever encounter. If you haven\'t read any of the programming languages beforehand, i.e programming languages are like some dark witch\'s spell, then most probably the best book for you is "Let Us C". \r\nThe book is amazing in terms of its simplicity and contents. Please try to learn something from each line.

\r\n\r\n • Data Structures : ( Data Structures Through C in Depth (S. K. Srivastava))
\r\n  I assume that you are a complete beginner then I would suggest you to start from the book Data Structure through C in depth. This book is best if you are starting from zero.\r\n The book contains nearly all codes that you need to know and things are explained properly in simple way.  This is for understanding the theory and concept of data structures and some problems.

\r\n\r\n • Oops Concepts : ( Test Your C ++ Skills (Yashavant Kanetkar))
\r\n Oops Concepts are core for any progrmming language. You can say its advaced version of  C Programming language . This book covers each and every oops concept in a simple way.

\r\n\r\n • Operating Systems : (Operating System Principles  by Silberschatz, Galvin, Gagne)

\r\n • Data Communication & Networking : ( Data Communication & Networking (Forouzan) )

\r\n\r\n\r\nSection C Preparation Books :
\r\n • Computer Architecture ( Computer Organization & Architecture (William Stallings))

\r\n\r\n • Digital Electronics ( Modern Digital Electronics (R. P. Jain))

\r\n\r\n • Microprocessor ( Microprocessor Architecture, Programming & Applications with 8085 (Ramesh Gaonkar) )

\r\n\r\nNOTE : All the above mentioned books are very useful even after your CDAC CAT exam. There are many other books recommended by CDAC .\r\nBut, those are not that much of required no need to invest your money. If you get enough time to read above mentioned books you will surely get a good score. Also, it will help for your interviews as well.