The best and most recommended reference books for CSE and IT GATE exam preparation.

**GATE ****Preparation ****Books and Study Materials for Mathematical Logic:**

” Discrete Mathematics ” by Tremblay and Manohar .

__GATE Exam Topics covered by this text book__

Propositional Logic; First Order Logic, Set Theory and Algebra: Sets; Relations; Functions; Groups; Partial Orders; Lattice; Boolean Algebra.

**GATE ****Preparation ****Books and Study Materials for**** Probability****: **

” Probability , statistics and queuing theory ” by S.C.Gupta and V.K.Kapoor

__GATE Exam Topics covered by this text book__** **

Conditional Probability; Mean, Median, Mode and Standard Deviation; Random Variables; Distributions; uniform, normal, exponential, Poisson, Binomial.

**GATE ****Preparation ****Books and Study Materials for**** Combinatorics: **

” Intermediate Mathematics ” , S.Chand publications , authors : B.V.Sastry and K.Venkateswarlu

” Higher Engineering Mathematics ” by B.S.Grewal for generating functions and recurrence relations .

( Bessel’s formula , Lagrangian Polynomial )

” Introduction to algorithms ” – Cormen etal ( CLRS ) for recurrence relations and asymptotics

__GATE Exam Topics covered by these text books__** **

Permutations; Combinations; Counting; Summation; generating functions; recurrence relations; asymptotics.

**GATE ****Preparation ****Books and Study Materials for**** Graph Theory:**

” Intoduction to Graph Theory ” by Narsing Deo

__GATE Exam Topics covered by this text book__

Connectivity; spanning trees; Cut vertices and edges; covering; matching; independent sets; Colouring; Planarity; Isomorphism

**GATE ****Preparation ****Books and Study Materials for**** Linear Algebra:**

” Higher Engineering Mathematics ” by B.S.Grewal

__GATE Exam Topics covered by this text book__

Algebra of matrices, determinants, systems of linear equations, Eigen values and Eigen vectors.

**GATE ****Preparation ****Books and Study Materials for**** Numerical Methods: **

” Numerical Methods ” – by S.S.Sastry

__GATE Exam Topics covered by this text book__

LU decomposition for systems of linear equations; numerical solutions of non linear algebraic equations by Secant, Bisection and Newton-Raphson Methods; Numerical integration by trapezoidal and Simpson’s rules.

**GATE ****Preparation ****Books and Study Materials for**** Calculus **

” Intermediate Mathematics ” , S.chand publications , authors : B.V.Sastry , K.Venkateswarlu

__GATE Exam Topics covered by this text book__

Limit, Continuity & differentiability, Mean value Theorems, Theorems of integral calculus, evaluation of definite & improper integrals, Partial derivatives, Total derivatives, maxima & minima.

**GATE ****Preparation ****Books and Study Materials for**** Formal Languages and Automata Theory:**

” Formal Languages and Automata theory ” , J.D.Ullman etal

__GATE Exam Topics covered by this text book__

Regular languages and finite automata, Context free languages and Push-down automata, Recursively enumerable sets and Turing machines, Un-decidability;

**GATE Preparation Books and Study Materials for Analysis of Algorithms and Computational Complexity:**

” Introduction to algorithms ” – Cormen etal ( CLRS )

” Computer Algorithms ” – Horowitz and Sahani

__GATE Exam Topics covered by this text book__

Asymptotic analysis (best, worst, average case) of time and space, Upper and lower bounds on the complexity of specific problems, NP-completeness.

**GATE Preparation Books and Study Materials for Digital Logic:**

” Digital Logic circuits and Design ” by Morris Mano

__GATE Exam Topics covered by this text book__

Logic functions, Minimization, Design and synthesis of Combinational and Sequential circuits; Number representation and Computer Arithmetic (fixed and floating point);

**GATE Preparation Books and Study Materials for Computer Architecture:**

” Computer Organisation ” by Morris Mano

” Computer Architecture ” by Briggs and 2 chinese authors ( blue cover pad ) { for pipelining }

__GATE Exam Topics covered by these text books__

Machine instructions and addressing modes, ALU and Data-path, hardwired and micro-programmed control, Memory interface, I/O interface (Interrupt and DMA mode), Serial communication interface, Instruction pipelining, Cache, main and secondary storage.

**GATE Preparation Books and Study Materials for Data structures:**

” Data structures ” Schaumm’s outline series

” Data structures in PASCAL ” by Horowitz and Sahani

” Data structures and Algorithms ” by Weiss etal

” Introduction to algorithms ” – Cormen etal ( CLRS )

__GATE Exam Topics covered by these text books__

Notion of abstract data types, Stack, Queue, List, Set, String, Tree, Binary search tree, Heap, Graph;

Textbook :

**GATE Preparation Books and Study Materials for Programming Methodology:**

” Programming with C ” – Byron Gottfried , Schaumm’s outline series

” Principles of Programming Languages ” by Robert W Sebesta , Addison Wesley

” Programming with C++ ” – Balaguruswamy

__GATE Exam Topics covered by these text books__

C programming, Program control (iteration, recursion, Functions), Scope, Binding, Parameter passing, Elementary concepts of Object oriented, Functional and Logic Programming

**GATE Preparation Books and Study Materials for Algorithms for problem solving:**

” Data structures ” Schaumm’s outline series

” Data structures in PASCAL ” by Horowitz and Sahani

” Computer Algorithms ” – Horowitz and Sahani

” Data structures and Algorithms ” by Weiss etal

” Introduction to algorithms ” – Cormen etal ( CLRS )

__GATE Exam Topics covered by these text books__

Tree and graph traversals, Connected components, Spanning trees, Shortest paths; Hashing, Sorting, Searching; Design techniques (Greedy, Dynamic Programming, Divide-and-conquer);

**GATE Preparation Books and Study Materials for Compiler Design:**

” Principles of Compiler Design ” , Aho , Ullman etal .

” Systems Programming ” by John . J . Donovan

__GATE Exam Topics covered by these text books__

Lexical analysis, Parsing, Syntax directed translation, Runtime environment, Code generation, Linking (static and dynamic);

**GATE Preparation Books and Study Materials for Operating Systems:**

” Operating system concepts ” by Abraham Silberschatz and Peter Galvin

” Advanced Unix Programming ” by W. Richard . Stevens

” Advanced Unix Programming ” by N.B.Venkateswarlu , BPB publications

__GATE Exam Topics covered by these text books__

Classical concepts (concurrency, synchronization, deadlock), Processes, threads and Inter-process communication, CPU scheduling, Memory management, File systems, I/O systems, Protection and security.

**GATE Preparation Books and Study Materials for Databases:**

” Database Management systems ” – Raghu RamaKrishnan

” Database system concepts ” – Silberschatz , Korth , Sudarshan

” Database systems ” – C.J.Date { normalisation is very lucidly written }

” Principles of Database Systems ” – J.D.Ullman { This is a very good book }

__GATE Exam Topics covered by these text books__

Relational model (ER-model, relational algebra, tuple calculus), Database design (integrity constraints, normal forms), Query languages (SQL), File structures (sequential files, indexing, B+ trees), Transactions and concurrency control;

**GATE Preparation Books and Study Materials for Computer Networks:**

” Computer Networks ” – Tenenbaum

” Data communications and Networking ” – William Stallings

__GATE Exam Topics covered by these text books__

ISO/OSI stack, sliding window protocol, LAN Technologies (Ethernet, Token ring), TCP/UDP, IP, Basic concepts of switches, gateways, and routers.

Some more important books and study materials for your GATE preparation:

” Multiple choice questions ” – Timothy . J . Williams , TMH publications

” Gate Question Papers ” – G.K.Publishers { follow it only for questions , answers are all wrong in it }

“Aptitude Test” -D R Choudhary

” Multiple choice questions ” – Timothy . J . Williams , TMH publications

” Gate Question Papers ” – G.K.Publishers

If you find any other books or study materials, find any of these books and study materials direct free downloadable link online, please share it here. it will help many gate aspirants for their gate preparations.

Wish you all the best.