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Index

Previous Year Questions

Previous Year Questions: (General Aptitude for GATE)

Formula Sheet

Practice Tests for General Aptitude

Toppers Handwritten Notes

Mirroring

Paper Folding and Cutting

Complete Spatial Aptitude

Basic Concepts of OS

Process Management

Threads

CPU Scheduling

Process Synchronization

Concurrency & Deadlock

Memory Management

Virtual Memory

File Systems

Disk Scheduling

Introduction

ER Model

Concept of keys

Relational Algebra

Database Design (Integrity Constraints, Normalization)

SQL

File Organization & Indexing

Transaction & Concurrency Control

Networking Fundamentals & Physical Layer

Data Link Layer

Transport Layer

Media Access Control (MAC)

Network Layer

Application Layer

Routing

Network Layer and Internetworking

Additional Topics for GATE Preparation

Introduction to Compiler

Lexical Analysis

Parsing

Syntax Directed Translation

Intermediate Code Generation

Runtime Environment

Code Optimization

Data Flow Analysis

Programming in C

Recursion

Arrays

Linked Lists

Stacks & Queues

Trees

Graphs

Logic: Deduction and Induction

Syllogism

Venn Diagram

Coding Decoding

Analogy

Numerical relations and reasoning

Ranking/Directions Test

Revision Notes

Previous Year Questions: Computer Networks

Theory of Computation

Algorithms

Programming & Data Structures

Database Management System (DBMS)

Searching & Sorting

Hashing

Asymptotic Analysis of Algorithms

Recurrence Relations

Divide & Conquer

Greedy Techniques

Graph Based Algorithms

Dynamic Programming

Revision Notes

Previous Year Questions - (Compiler Design)

Introduction to Grammars, Languages & Automata

Regular Expressions, Languages, Grammar & Finite Automata

Context Free Grammar, Languages and Pushdown Automata

Regular & Context Free Languages, Pumping Lemma

Turing Machines

Undecidability

Linear Algebra

Calculus

Differential Equations

Probability and Statistics

Propositional Logic

Set Theory & Algebra

Graph Theory

Combinatorics

Basics of Computer Design

Machine Instructions & Addressing Modes

ALU, Data Path & Control Unit

Control Unit

Instruction Pipelining and Hazards

Pipelining Hazards

Memory Hierarchy: Cache, Main Memory and Secondary Storage

Secondary Storage

I/O Interface

Revision Notes

Previous Year Questions − (Computer Organization)

Boolean Algebra & Minimization Techniques

Combinational Circuits

Sequential Circuits

Number System

Revision Notes

Previous Year Questions - (Theory of Computation)

Revision Notes

Previous Year Questions: Database Management System

Revision Notes

Previous Year Questions- (Operating System )

Revision Notes

Previous year Questions-(Algorithm)

Revision Notes

Previous year Questions - (Data Structure )

Previous Year Questions - (C Programming)

Revision Notes

Previous Year Questions - (Digital Logic)

Revision Notes

Formula Sheets

Engineering Mathematics

Discrete Mathematics

Syllabus & Full Mock Tests

GATE CSE Past Year Papers (1991 - 2025)

All Exams > Computer Science Engineering (CSE) > 6 Months Preparation for GATE CSE > All Notes

All notes of 6 Months Preparation for GATE CSE for Computer Science Engineering (CSE) Exam

Previous Year Questions

GATE General Aptitude PYQs - 2024

4 pages

GATE General Aptitude PYQs - 2023

5 pages

GATE General Aptitude PYQs - 2022

5 pages

GATE General Aptitude PYQs - 2021

5 pages

GATE General Aptitude PYQs - 2020

3 pages

GATE General Aptitude PYQs - 2019

5 pages

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Previous Year Questions: (General Aptitude for GATE)

Previous Year Questions: General Aptitude - 1

61 pages

Previous Year Questions: General Aptitude - 2

16 pages

Previous Year Questions: General Aptitude -3

23 pages

Formula Sheet

Important Formulas of General Aptitude for GATE Exam

28 pages

6 Months Preparation for GATE CSE

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Practice Tests for General Aptitude

Practice Questions for General Aptitude (GATE)

4 pages

Toppers Handwritten Notes

Handwritten Notes: Number System

15 pages

Handwritten Notes: Time and Work Calendar

4 pages

Handwritten Notes: Set theory

7 pages

Handwritten Notes: Time and Work

15 pages

Handwritten Notes: Profit and Loss

13 pages

Handwritten Notes: Speed, Time & Distance

7 pages

Handwritten Notes: Circular Races

4 pages

Handwritten Notes: Clock

4 pages

Handwritten Notes: Aptitude and Reasoning

26 pages

Handwritten Notes: Data Interpretation

6 pages

Handwritten Notes: Simple Interest & Compound Interest

30 pages

Mirroring

Mirror Image

4 pages

Paper Folding and Cutting

Overview: Paper Folding Method

1 page

Complete Spatial Aptitude

Spatial Aptitude

2 pages

Basic Concepts of OS

System Calls

6 pages

Introduction of Operating System

7 pages

PPT: Basic Concepts of OS

6 pages

Functions of Operating System

4 pages

Types of Operating Systems

8 pages

Dual Mode of Operations

2 pages

Need & Functions of Operating Systems

4 pages

Real Time Systems

1 page

Mind Map: Basic Concepts of OS

1 page

Short Notes: Basic Concepts of OS

2 pages

Handwritten notes: Basic Concepts of OS

8 pages

Process Management

Introduction to Process Management

4 pages

Short Notes: Processes Managements - Process and Threads

5 pages

PPT: Process Management

7 pages

Process Scheduler & States of a Process

5 pages

Process Control Block (PCB)

8 pages

Difference Between Dispatcher & Scheduler

2 pages

Mind Map: Process Management

1 page

Formula Sheets: Process Management

2 pages

Handwritten notes: Process Management

3 pages

Threads

Threads & Its Types - User Level Thread & Kernel Level Thread

3 pages

Multithreading

4 pages

Process-Based & Thread-Based Multitasking

1 page

Microkernel & Monolithic Kernel

4 pages

Difference between Multiprogramming, Multitasking, Multithreading & Multiprocessing

9 pages

Boot Block

2 pages

PPT: Threads

9 pages

Mind Map: Threads

1 page

Formula Sheets: Threads

2 pages

Handwritten notes: Threads

2 pages

CPU Scheduling

Introduction to Preemptive & Non-Preemptive Scheduling

2 pages

Short Notes: T6-Process Management - CPU Scheduling

5 pages

Introduction to CPU Scheduling

6 pages

PPT: CPU Scheduling

8 pages

FCFS CPU Scheduling

4 pages

Priority CPU Scheduling

9 pages

Round Robin Scheduling

4 pages

Shortest Job First (or SJF) CPU Scheduling

9 pages

Shortest Remaining Time First (SRTF) CPU Scheduling Algorithm

2 pages

Longest Remaining Time First (LRTF) CPU Scheduling Algorithm

2 pages

Longest Job First (LJF) CPU Scheduling Algorithm

3 pages

Highest Response Ratio Next (HRRN) Scheduling Algorithm

6 pages

Multilevel Queue (MLQ) CPU Scheduling

5 pages

Multiple-Processor Scheduling

5 pages

Measure the Time Spent in Context Switch

2 pages

I/O scheduling

4 pages

Mind Map: CPU Scheduling

1 page

Formula Sheets: CPU Scheduling

2 pages

Handwritten notes: CPU Scheduling

4 pages

Process Synchronization

Short Notes: Inter-Process Communication

1 page

Short Notes: Process Management - Synchronization

9 pages

Inter Process Communication (IPC)

11 pages

Process Synchronization & Critical Section

9 pages

Inter Process Communication Using Message Queues & Shared Memory

2 pages

Methods in Interprocess Communication

1 page

Hardware Synchronization Algorithms: Unlock & Lock, Test & Set, Swap

4 pages

Notes: Semaphores

9 pages

Mutex Vs Semaphores

4 pages

Peterson’s Algorithm

5 pages

Readers-Writers Problem

4 pages

Producer Consumer Problem

1 page

Sleeping Barber problem

2 pages

Notes: Monitors

3 pages

Lamport's Bakery Algorithm

3 pages

Dekker’s Algorithm

9 pages

Dining Philosophers Problem

7 pages

Deadlock, Starvation and Livelock

2 pages

Mind Map: Process Synchronization

1 page

Formula Sheets: Process Synchronization

2 pages

Handwritten notes: Process Synchronization

15 pages

PPT: Process Synchronization

15 pages

Concurrency & Deadlock

Notes: Concurrency

3 pages

Short Notes: Process Management - Deadlock

4 pages

Short Notes: Process Management - Concurrency

4 pages

Resource Allocation Graph (RAG) in Operating System

3 pages

Precedence Graph

1 page

The Fork & Join Constructs

1 page

Parbegin/Parend Concurrent statement

1 page

Notes: Deadlock

4 pages

Banker’s Algorithm

4 pages

Deadlock Detection Algorithm

2 pages

Resource Allocation Techniques for Processes

1 page

Mind Map: Concurrency & Deadlock

1 page

Handwritten notes: Concurrency & Deadlock

3 pages

Memory Management

Allocating Kernel Memory

5 pages

Buddy System

6 pages

Logical (Virtual) Vs Physical Address Space

6 pages

Short Notes: Memory Management and Virtual Memory

10 pages

Notes: Paging

12 pages

Swapping

5 pages

Fragmentation

4 pages

Notes: Segmentation

3 pages

Partition Allocation Methods

7 pages

Shared Libraries

7 pages

Buddy System

4 pages

Requirements of Memory Management System

4 pages

Mind Map: Memory Management

1 page

Formula Sheets: Memory Management

2 pages

Handwritten notes: Memory Management

9 pages

PPT: Memory Management

15 pages

Virtual Memory

Virtual Memory (Overview)

5 pages

Page Fault

4 pages

Page Replacement Algorithm - 1

10 pages

Page Replacement Algorithm - 2

4 pages

Allocation of Frames

2 pages

Thrashing & Spooling

7 pages

Overlays in Memory Management

3 pages

Swap Space

1 page

Mind Map: Virtual Memory

1 page

Formula Sheets: Virtual Memory

2 pages

Handwritten notes: Virtual Memory

6 pages

File Systems

Introduction to File Systems

4 pages

Secondary Memory

6 pages

Short Notes: Operating System - File Systems

4 pages

FIle Access & Allocation Methods

6 pages

Structures of Directory

5 pages

Free Space Management

7 pages

Spooling & Buffering

3 pages

Disk Scheduling Algorithms

7 pages

Mind Map: File Systems

1 page

Formula Sheets: File Systems

2 pages

Handwritten notes: File Systems

6 pages

Disk Scheduling

Secondary Memory

6 pages

Disk Scheduling Algorithms

7 pages

Spooling & Buffering

3 pages

Mind Map: Input / Output System

1 page

Handwritten notes: Input / Output System

13 pages

Introduction

Introduction of DBMS (Database Management System)

6 pages

DBMS Architecture

2 pages

PPT: Introduction

9 pages

Introduction: Database Management System (DBMS)

1 page

Short Notes: Introduction

2 pages

ER Model

ER‐Model

12 pages

Short Notes: ER Model

4 pages

ER Diagram

10 pages

Mind Map: ER Model

1 page

Handwritten notes: ER Model- 1

9 pages

Handwritten notes: ER Model- 1

9 pages

Concept of keys

Entity, Sets & Keys

9 pages

Short Notes: Concept of keys

2 pages

PPT: Concept of keys

11 pages

Relational Algebra

Introduction to Relation Model

6 pages

Anomalies & Constraint in Relational Model

4 pages

Short Notes: Relational Model

2 pages

Operators in Relational Algebra

5 pages

Relational Algebra

1 page

Relational Calculus

2 pages

Formula Sheets: Relational Algebra

2 pages

Handwritten notes: Relational Algebra

26 pages

Database Design (Integrity Constraints, Normalization)

Database Normalization

8 pages

Short Notes: Database Design

4 pages

Functional Dependency

8 pages

Number of Possible Super Keys in DBMS

4 pages

Lossless Decomposition

7 pages

Finding Highest Normal Form

6 pages

Equivalence of Functional Dependencies

5 pages

Canonical Cover of Functional Dependencies in DBMS

4 pages

Denormalization in Databases

1 page

Introduction of 4th & 5th Normal Form

4 pages

Redundancy in Databases

3 pages

PPT: Database Design (Integrity Constraints, Normalization)

55 pages

Formula Sheets: Database Design (Integrity Constraints, Normalization)

2 pages

Handwritten notes: Database Design (Integrity Constraints, Normalization)

53 pages

SQL

Types of Joins

2 pages

Structured Query Language (SQL)

4 pages

Short Notes: SQL

5 pages

Having vs Where Clause in SQL

3 pages

Database Objects in DBMS

4 pages

DDL, DQL, DML, DCL & TCL Commands

3 pages

Nested Subqueries in SQL

4 pages

PPT: SQL

67 pages

Formula Sheets: SQL

2 pages

Handwritten notes: SQL

20 pages

File Organization & Indexing

Indexing in Databases

4 pages

File Organization

10 pages

Short Notes: File Organization

5 pages

B - Tree

10 pages

Data Warehousing

1 page

RAID (Redundant Arrays of Independent Disks)

4 pages

Data Mining

2 pages

Data Replication

3 pages

B + Tree

6 pages

Formula Sheets: File Organization & Indexing

2 pages

Handwritten notes: File Organization & Indexing

23 pages

Transaction & Concurrency Control

Introduction to Timestamp & Deadlock Prevention Schemes

6 pages

ACID Properties

2 pages

Concurrency Control in DBMS

4 pages

Short Notes: Transactions and Concurrency Control

11 pages

Database Recovery Techniques

9 pages

Need for Recovery

2 pages

Transaction Isolation Levels

2 pages

Types of Schedules

5 pages

Types of Schedules based Recoverability

1 page

Conflict Serializability

3 pages

Precedence Graph For Testing Conflict Serializability

3 pages

Recoverability of Schedules

2 pages

Deadlock & Starvation

5 pages

Lock Based Concurrency Control Protocol

4 pages

Two Phase Locking Protocol

7 pages

Thomas Write Rule & Timestamp based Concurrency Control

5 pages

Multiple Granularity Locking

4 pages

Graph Based Concurrency Control Protocol

2 pages

Formula Sheets: Transaction & Concurrency Control

2 pages

Handwritten notes: Transaction & Concurrency Control

44 pages

Networking Fundamentals & Physical Layer

Network Topologies

4 pages

Short Notes: Concept of Layering

5 pages

Building a Computer Network

1 page

Short Notes: Flow and Error Control Techniques

9 pages

Types of Transmission media

3 pages

Transmission Modes in Computer Networks

2 pages

Redundant Link Problems

1 page

Flow Control Link Layer

3 pages

OSI Model

3 pages

Framing in Computer Networks

2 pages

TCP/IP Model

3 pages

Requirements of Computer Networks

9 pages

Internet Architecture

1 page

Error Detection & Correction: Its Types

8 pages

Switching Techniques

6 pages

Network Software

3 pages

Network Performance Parameters

2 pages

Important Short Questions & Answers - Fundamentals & Link Layer

6 pages

PPT: Fundamentals of Computer Networks

15 pages

Mind Map: Networking Fundamentals & Physical Layer

1 page

Formula Sheets: Networking Fundamentals & Physical Layer

2 pages

Handwritten notes: Networking Fundamentals & Physical Layer

26 pages

Data Link Layer

Data Link Layer

4 pages

Flow Control Link Layer

3 pages

Short Notes: LAN Technologies (Ethernet)

8 pages

Stop & Wait Protocol

3 pages

Sliding Window Protocol

2 pages

Media Access Protocols

10 pages

PPT: Data Link Layer

40 pages

PPT: Media Access Control

46 pages

Media Access Control

4 pages

Error Detection & Correction: Its Types

8 pages

Ethernet (802.3)

2 pages

Switching & Bridging

3 pages

Important Short Questions & Answers: Media Access & Internetworking

4 pages

Wireless LAN’s

1 page

Framing

2 pages

Peer-to-Peer File Sharing

3 pages

Program to calculate Round Trip Time

2 pages

Mind Map: Data Link Layer

1 page

Formula Sheets: Data Link Layer

2 pages

Handwritten notes: Data Link Layer

3 pages

Transport Layer

Overview of Transport Layer

5 pages

PPT: Transport Layer

66 pages

UDP (User Datagram Protocol)

6 pages

Short Notes: TCP / UDP and Sockets

4 pages

Differences between TCP and UDP

3 pages

TCP - Reliable Byte Stream

4 pages

Services & Segment Structure in TCP

4 pages

Connection Management

3 pages

TCP Connection Termination

3 pages

Flow Control: Computer Networks

1 page

TCP Timers

2 pages

TCP Congestion Control

2 pages

Congestion Avoidance: DECBIT

1 page

Random Early Detection (RED)

1 page

Quality of Services (QoS)

1 page

Silly Window Syndrome

2 pages

TCP State Diagram

3 pages

Application Requirements

4 pages

Important Short Questions & Answers: Transport Layer

2 pages

IP Version 6 (IPV6)

6 pages

Multiplexing & Demultiplexing

1 page

Mind Map: Transport Layer

1 page

Formula Sheets: Transport Layer

2 pages

Handwritten notes: Transport Layer

9 pages

Media Access Control (MAC)

Ethernet (802.3)

2 pages

Basic Networking

4 pages

PPT: Media Access Control

46 pages

Media Access Control

4 pages

Wi-fi Ethernet (802.11)

5 pages

Bluetooth (802.15.1)

2 pages

Switching & Bridging

3 pages

Classless Interdomain Routing (CIDR)

1 page

IP (Internet Protocol)

8 pages

Important Short Questions & Answers: Media Access & Internetworking

4 pages

Wireless LAN’s

1 page

Mind Map: Media Access Control (MAC)

1 page

Short Notes: Media Access Control (MAC)

2 pages

Formula Sheets: Media Access Control (MAC)

2 pages

Network Layer

Basic Networking

4 pages

IP (Internet Protocol)

8 pages

Address Resolution Protocol (ARP)

1 page

Dynamic Host Configuration Protocol (DHCP)

2 pages

Error Reporting (ICMP)

1 page

Network Layer

2 pages

Mind Map: Network Layer

1 page

Short Notes: Network Layer

2 pages

Formula Sheets: Network Layer

2 pages

Handwritten notes: Network Layer

17 pages

PPT: Network Layer

14 pages

Application Layer

Short Notes: Basics of Wi-Fi

2 pages

Short Notes: Application Layer Protocols (DNS, SMTP, POP, FTP, HTTP)

4 pages

Electronic Mail (SMTP, POP3, MIME, IMAP)

3 pages

SMTP : Simple Mail Transfer Protocol

4 pages

POP3 (Post Office Protocol) & IMAP(Intermediate Mail Access Protocol)

1 page

MIME (Multipurpose Internet Mail Extension)

1 page

HTTP (Hypertext Transfer Protocol)

2 pages

Web Services: Application Layer

3 pages

Domain Name Service (DNS)

3 pages

SNMP(Simple Network Management Protocol)

2 pages

Important Short Questions & Answers: Application Layer

7 pages

PPT: Application Layer

38 pages

File Transfer Protocol (FTP)

4 pages

Wifi: Basics, WPS, WPA

10 pages

Dynamic Host Configuration Protocol (DHCP)

13 pages

Mind Map: Application Layer

1 page

Formula Sheets: Application Layer

2 pages

Handwritten notes: Application Layer

14 pages

Routing

Routing

1 page

Short Notes: Network Security

9 pages

Routing Information Protocol (RIP)

1 page

Link State (OSPF)

2 pages

Metrics

3 pages

Switch Basics

1 page

Global Internet

2 pages

Areas

3 pages

BGB (Broader Gateway Protocol) Interdomain Routing

4 pages

IP Version 6 (IPV6)

6 pages

Multicast Addresses - Routing

1 page

Multicast Routing (DVMRP, PIM)

1 page

DVMRP Distance Vector Multicast Routing Protocol

3 pages

PIM Protocol Independent Multicast

3 pages

Important Questions & Answers: Routing

4 pages

PPT: Introduction to IP Routing Protocols

45 pages

Mind Map: Routing

1 page

Formula Sheets: Routing

2 pages

Network Layer and Internetworking

Ethernet (802.3)

2 pages

Basic Networking

4 pages

Switching & Bridging

3 pages

Short Notes: IPv4 / IPv6

6 pages

Wi-fi Ethernet (802.11)

5 pages

Bluetooth (802.15.1)

2 pages

Classless Interdomain Routing (CIDR)

1 page

IP (Internet Protocol)

8 pages

Address Resolution Protocol (ARP)

1 page

Dynamic Host Configuration Protocol (DHCP)

2 pages

Error Reporting (ICMP)

1 page

Important Short Questions & Answers: Media Access & Internetworking

4 pages

Wireless LAN’s

1 page

PPT: Internetworking

40 pages

Network Layer

2 pages

Classful IP Addressing

5 pages

IPv4 Datagram Header

3 pages

Datagram Fragmentation & Delays

1 page

Fragmentation at Network Level

2 pages

IP Addressing: Classless Addressing

2 pages

Unicast, Broadcast & Multicast

1 page

Network Address Translation (NAT)

4 pages

Types of Network Address Translation

3 pages

Additional Topics for GATE Preparation

Data Link Layer

4 pages

Data Communication - 1

7 pages

Data Communication - 2

8 pages

Data Communication - 3

8 pages

PPT: Introduction to Data Communications

45 pages

PPT: Data Link Layer

40 pages

Network Layer

2 pages

Introduction to Compiler

Regular Expressions

3 pages

Phases of a Compiler

10 pages

Symbol Table in Compiler

3 pages

Transition Diagram

1 page

Linker

2 pages

Overview of Language Processing System: Introduction to Compiler Design

3 pages

Error Handling in Compiler Design

3 pages

PPT: Introduction

22 pages

Static & Dynamic Scoping

2 pages

Error detection & Recovery in Compiler

3 pages

Mind Map: Introduction to Compiler

1 page

Handwritten notes: Introduction to Compiler

16 pages

Lexical Analysis

Transition Diagram

1 page

Short Notes: Lexical Analysis

3 pages

Overview of Language Processing System: Introduction to Compiler Design

3 pages

Input Buffer & Lexical Analyzer Generator

2 pages

PPT: Lexical Analysis

51 pages

Formula Sheets: Lexical Analysis

2 pages

Parsing

PPT: Top Down Parsing

27 pages

Short Notes: Parsing

11 pages

Examples: Top Down Parsing

1 page

Top Down Parsing

16 pages

PPT: Bottom Up Parsing

41 pages

Introduction & Difference Between Top Down & Bottom Up Parsing

2 pages

Context-Free Grammars: Definition & Parsing

2 pages

LALR Parsing

5 pages

LR Parsing

3 pages

Constructing SLR(1) Parsing Table

2 pages

Operator: Precedence Parsing

1 page

Shift: Reduce Parsing

2 pages

Expression Parsing

2 pages

Handles

1 page

Top Down Parsing & Bottom Up Parsing

13 pages

Syntax Trees

3 pages

PPT: Syntax Analysis

68 pages

Left Factoring & Examples

3 pages

Formula Sheets: Parsing

3 pages

Handwritten notes: Parsing

52 pages

Syntax Directed Translation

Simple Syntax Directed Translator

6 pages

PPT: Syntax Directed Translation

22 pages

Short Notes: Syntax Directed Translation

2 pages

Syntax Definition: Simple Syntax Directed Translation

13 pages

A Translator for Simple Expressions: Simple Syntax Directed Translator

10 pages

Formula Sheets: Syntax Directed Translation

2 pages

Handwritten notes: Syntax Directed Translation

12 pages

Intermediate Code Generation

Intermediate Code Forms

6 pages

PPT: Intermediate Code Generation

42 pages

Short Notes: Syntax Directed Translation

2 pages

Type Checking & Type Expressions: Intermediate Code Generation

3 pages

Syntax Directed Translation

6 pages

Syntax Tree

2 pages

Basic Blocks & Flow Graphs

1 page

Directed Acyclic Graph (DAG) in Compiler Design

3 pages

Peephole Optimization in Compiler Design

1 page

Formula Sheets: Intermediate Code Generation

3 pages

Handwritten notes: Intermediate Code Generation

7 pages

Runtime Environment

Symbol Table

2 pages

Short Notes: Runtime Environments

5 pages

Hash Tables & Hash Functions

4 pages

PPT: Run Time Storage Organization

85 pages

Storage Allocation

1 page

Formula Sheets: Runtime Environment

3 pages

Handwritten notes: Runtime Environment

2 pages

Code Optimization

Introduction to Code Optimization

2 pages

Function Preserving Transformations

5 pages

Optimization of Basic Blocks

2 pages

Loops in Flow Graph

4 pages

Peephole Optimization

2 pages

PPT: Code Generation

62 pages

Formula Sheets: Code Optimization

3 pages

Handwritten notes: Code Optimization

7 pages

Data Flow Analysis

Introduction: Data Flow Analysis

3 pages

Common Subexpression Elimination

12 pages

Liveness Analysis

5 pages

Reaching Definition Analysis

3 pages

Programming in C

Introduction: C Language

6 pages

Variables & Keywords in C

8 pages

Short Notes: Introduction to C, Structure of C Programming

7 pages

Short Notes: Introduction to Programming

3 pages

Operators in C-1

22 pages

Operators in C- 2

8 pages

Operators in C-3

7 pages

Operators in C-4

9 pages

PPT: Programming in C

15 pages

C - Flow Control Statements

6 pages

Scope of Variable

4 pages

Flow Control

1 page

Const Qualifier in C

4 pages

Strings in C

3 pages

Functions in C-1

8 pages

Functions in C-2

5 pages

Functions in C-3

5 pages

Functions in C-4

6 pages

Sequence Points in C

2 pages

Scope Rules in C

5 pages

Pointers in C

3 pages

Relationship between Arrays & Pointers

2 pages

Storage Classes in C

6 pages

Data Types in C

4 pages

Mind Map: Programming in C

1 page

Handwritten notes: Programming in C

85 pages

Recursion

Recursion

10 pages

Tail Recursion

6 pages

Short Notes: Recursion Verses Iteration

6 pages

Short Notes: Recursion

10 pages

Recursive Functions

9 pages

PPT: Recursion

11 pages

Mind Map: Recursion

1 page

Formula Sheets: Recursion

2 pages

Handwritten notes: Recursion

32 pages

Arrays

Introduction: Arrays

3 pages

Operation on Arrays

5 pages

Short Notes: Sparse Matrices

1 page

Short Notes: Storage Structure of Arrays

2 pages

Short Notes: Array Using Function

8 pages

Short Notes: Two Dimensional Arrays

9 pages

Short Notes: Arrays

5 pages

Multidimensional Array

2 pages

Passing Array as Function Arguments in C

1 page

Limitations of Array

1 page

PPT: Arrays

8 pages

Mind Map: Arrays

1 page

Formula Sheets: Arrays

1 page

Handwritten notes: Arrays

24 pages

Linked Lists

Representation & Basic Operations

3 pages

Application of Linked Lists

2 pages

Linked List vs Array

2 pages

Types of Linked Lists

1 page

PPT: Linked Lists

20 pages

Mind Map: Linked Lists

1 page

Short Notes: Linked Lists

2 pages

Formula Sheets: Linked Lists

2 pages

Handwritten notes: Linked Lists

42 pages

Stacks & Queues

Stacks Representation & Operations

3 pages

Short Notes: Queue

2 pages

Short Notes: Stacks

2 pages

Expression Parsing

2 pages

Queues Representation & Operations

3 pages

Implementation of Queue using Stack

24 pages

Types of Queues

1 page

Priority Queue

8 pages

Double Ended Queue

5 pages

Towers of Hanoi

2 pages

Implement Stack Using Queue

6 pages

Implement Stack Using Array

3 pages

Implement Stack using Linked List

5 pages

Infix, Postfix & Prefix Conversion

4 pages

Implementation & Application of Queue using Array

2 pages

Expression Tree

13 pages

Fibonacci Series

1 page

Mind Map: Stacks & Queues

1 page

Formula Sheets: Stacks & Queues

3 pages

Handwritten notes: Stacks & Queues- 1

43 pages

Handwritten notes: Stacks & Queues- 2

33 pages

PPT: Stacks & Queues

18 pages

Trees

Binary Tree

2 pages

Types of Binary Trees

1 page

Insertion & Deletion in Binary Tree

1 page

Array Representation of Binary Trees

1 page

Applications of Tree Data Structure

1 page

Expression Tree

1 page

Binary Search Tree

6 pages

Trees - B-Tree

3 pages

AVL Tree

3 pages

M-way Search Tree

21 pages

B+ Tree

3 pages

Binary Heap & Heapsort

24 pages

Red-Black Trees

6 pages

Extended Binary Tree

1 page

Insertion in AVL Tree

2 pages

Deletion in AVL Tree

10 pages

Tree Transversal

5 pages

Height of Binary Tree

12 pages

Strictly Binary Tree

5 pages

Short Notes: Trees

2 pages

Formula Sheets: Trees

3 pages

Handwritten notes: Trees

46 pages

Graphs

Representation of Graphs

10 pages

Basic Terminology & Operations

1 page

Floyd Warshall Algorithm

23 pages

Graph Traversal (DFS & BFS)

24 pages

Topological Sorting

10 pages

Spanning Tree

1 page

Mind Map: Graphs

1 page

Short Notes: Graphs

2 pages

Formula Sheets: Graphs

3 pages

Handwritten notes: Graphs

60 pages

Logic: Deduction and Induction

Linear & Circular Arrangement

14 pages

Handwritten Notes: Circular Races

4 pages

Basic Concepts & Types of Questions: Blood Relations

9 pages

Introduction & Examples: Logical Connectives

16 pages

Practice Questions: Seating Arrangements

4 pages

Verification of Truth: Solved Examples

1 page

Syllogism

Overview: Syllogism

8 pages

Syllogism Based Questions

3 pages

Cheatsheet: Syllogisms

2 pages

Venn Diagram

Questions With Answers: Venn Diagrams

7 pages

Venn Diagrams

15 pages

Concept & Solved Questions: Venn Diagram

9 pages

Coding Decoding

Coding & Decoding

6 pages

Cheatsheet: Coding & Decoding

2 pages

Analogy

Analogy: Solved Examples

1 page

Numerical relations and reasoning

Quantitative Reasoning: Solved Examples

6 pages

Ranking/Directions Test

Important Notes: Order and Ranking

5 pages

Distance and Direction

10 pages

Cheatsheet: Directions

1 page

Cheatsheet: Queues & Ranks

1 page

Revision Notes

Network Topologies

4 pages

LAN Technologies

3 pages

Flow & Error Control Technique

5 pages

Switching

3 pages

Basics of Wi-Fi

1 page

Congestion Control

1 page

Digital Signatures & Certificates

5 pages

Application layer Protocols

9 pages

Previous Year Questions: Computer Networks

Previous Year Questions: OSI Layer

1 page

Previous Year Questions: Data Link Layer

25 pages

Previous Year Questions: Network Layer Protocol

20 pages

Previous Year Questions: Transport Layer Protocol

21 pages

Previous Year Questions: Application Layer Protocols

10 pages

Previous Year Questions: Network Security

6 pages

Theory of Computation

Regular Expressions & Finite Automata

22 pages

Algorithms

Sorting Algorithms

25 pages

Programming & Data Structures

Arrays

6 pages

Database Management System (DBMS)

Relational Model

8 pages

Searching & Sorting

Linear Search & Binary Search- 1

5 pages

Linear Search & Binary Search- 2

11 pages

Linear Search & Binary Search- 3

10 pages

Sorting Algorithms

25 pages

Searching Algorithms

3 pages

Sorting Algorithms- 1

6 pages

Sorting Algorithms- 2

14 pages

Sorting Algorithms- 3

9 pages

Sorting Algorithms- 4

13 pages

Sorting Algorithms- 5

16 pages

Sorting Algorithms- 6

16 pages

Merge Sort

5 pages

Quick Sort

12 pages

Mind Map: Searching & Sorting

1 page

Formula Sheets: Searching & Sorting

2 pages

Handwritten notes: Searching & Sorting

23 pages

Hashing

Hashing

8 pages

Hash Table and STL

4 pages

Short Notes: Hashing

7 pages

Extendible Hashing

6 pages

Formula Sheets: Hashing

2 pages

Handwritten notes: Hashing

15 pages

PPT: Hashing

13 pages

Asymptotic Analysis of Algorithms

Asymptotic Analysis

3 pages

Short Notes: Space and Time Complexity

6 pages

Solving Recurrences

3 pages

Worst, Average & Best Cases

5 pages

Asymptotic Notations

7 pages

Analysis of Loops

8 pages

Different Types of Recurrence Relations & Their Solutions

2 pages

Space Complexity

1 page

Time Complexity

4 pages

Formula Sheets: Asymptotic Analysis of Algorithms

2 pages

Handwritten notes: Asymptotic Analysis of Algorithms

27 pages

Recurrence Relations

Different Types of Recurrence Relations & Their Solutions

2 pages

Solving Recurrences

3 pages

Formula Sheets: Recurrence Relations

1 page

Handwritten notes: Recurrence Relations

26 pages

PPT: Recurrence Relations

16 pages

Divide & Conquer

Binary Search

2 pages

Introduction: Divide & Conquer

5 pages

Short Notes: Algorithms-Divide & Conquer

6 pages

Merge Sort

5 pages

Quick Sort

12 pages

Quick Sort & Merge Sort Comparison

2 pages

Count Inversions in Array

3 pages

Closest Pair of Points

2 pages

Strassen’s Matrix Multiplication

1 page

Divide & Conquer Recurrence Relations

3 pages

K-th Element of Two Sorted Arrays

7 pages

K-th Smallest/Largest element in an Unsorted Array

4 pages

Formula Sheets: Divide & Conquer

2 pages

PPT: Divide & Conquer

13 pages

Greedy Techniques

Activity Selection Problem

4 pages

Short Notes: Shortest Paths

5 pages

Short Notes: Greedy Algorithms (Part-2)

7 pages

Short Notes: Greedy Algorithms (Part-1)

4 pages

Dijkstra’s Shortest Path Algorithm

7 pages

Job Sequencing Problem

1 page

Huffman Coding

4 pages

Greedy Algorithm to Find Minimum Number of Coins

1 page

Strongly Connected Components

3 pages

Fractional Knapsack

9 pages

Fractional Knapsack

2 pages

Optimal File Merge Patterns

2 pages

Minimum Spanning Tree

10 pages

Formula Sheets: Greedy Techniques

2 pages

Handwritten notes: Greedy Techniques

31 pages

PPT: Greedy Techniques

14 pages

Graph Based Algorithms

Transitive Closure of a Graph

1 page

Undirected Graph

4 pages

Bridges in a graph

1 page

Graph and its representations

2 pages

Graph Searching

5 pages

Directed Acyclic Graphs (DAG)

5 pages

Topological Sorting

2 pages

Bellman-Ford Algorithm

3 pages

Floyd Warshall Algorithm

1 page

Kosaraju using DFS

2 pages

BFS (Breadth-first search) Algorithm

7 pages

Prim's Algorithm

9 pages

Kruskal's Algorithm

5 pages

Formula Sheets: Graph Based Algorithms

2 pages

Handwritten notes: Graph Based Algorithms

60 pages

Dynamic Programming

Longest Common Subsequence

3 pages

Matrix Chain Multiplication

3 pages

Overlapping Subproblems Property in Dynamic Programming

3 pages

Traveling Salesman Problem

5 pages

Subset Sum Problem

2 pages

Min Cost Path

2 pages

0-1 Knapsack Problem

3 pages

Dynamic Programming

7 pages

Formula Sheets: Dynamic Programming

2 pages

Handwritten notes: Dynamic Programming

104 pages

PPT: Dynamic Programming

16 pages

Revision Notes

Lexical Analysis

2 pages

Parsing

1 page

Syntax-Directed Translation

3 pages

Runtime Environments

5 pages

Intermediate Code Generation

2 pages

Previous Year Questions - (Compiler Design)

Previous Year Questions: Lexical Analysis

5 pages

Previous Year Questions: Parsing

32 pages

Previous Year Questions: Syntax-directed Translation

6 pages

Previous Year Questions: Intermediate Code Generation

19 pages

Previous Year Questions: Runtime Environment

5 pages

Previous Year Questions: Matching

1 page

Introduction to Grammars, Languages & Automata

PPT: Introduction & Automata

25 pages

Introduction: Theory of Computation

2 pages

Formal Representation of Languages & Chomsky Hierarchy

7 pages

Recursive Function Theory

10 pages

Relationship Between Grammar & Language in TOC

2 pages

Applications of Automata

1 page

Proving Techniques

5 pages

Computable & Non-Computable Functions

2 pages

Mind Map: Introduction to Grammars, Languages & Automata

1 page

Formula Sheets: Introduction to Grammars, Languages & Automata

2 pages

Handwritten notes: Introduction to Grammars, Languages & Automata

13 pages

Regular Expressions, Languages, Grammar & Finite Automata

Regular Expressions & Finite Automata

22 pages

Intersection Process of Two DFAs

1 page

Short Notes: Regular Expressions & Finite Automata

5 pages

Regular Expressions

7 pages

Finite Automata

6 pages

Introduction to Automata Theory

1 page

NFA to DFA Conversion

6 pages

Minimization of DFA

2 pages

Automata with Output

4 pages

Applications of Finite Automata

1 page

Pumping Lemma for Regular Languages

7 pages

PPT: Introduction to Automata Theory

25 pages

PPT: Finite Automata

41 pages

PPT: Regular Expressions

16 pages

Regular Expression to Epsilon NFA

1 page

Regular Expression to DFA

6 pages

NFA to Regular Expression

2 pages

Arden's Lemma

2 pages

Formula Sheets: Regular Expressions, Languages, Grammar & Finite Automata

3 pages

Handwritten notes: Regular Expressions, Languages, Grammar & Finite Automata- 1

66 pages

Handwritten notes: Regular Expressions, Languages, Grammar & Finite Automata- 2

2 pages

Context Free Grammar, Languages and Pushdown Automata

PPT: Pushdown Automata (PDA)

37 pages

Context Free Grammars (CFG)

7 pages

Context-Sensitive Grammar (CSG) & Language (CSL)

1 page

Check if the language is Context Free or Not

3 pages

Simplification of Context Free Grammars

8 pages

Normal Forms for CFGs

7 pages

Pushdown Automata (PDA)

21 pages

Pumping Lemma for Context Free Languages (CFLs)

4 pages

PPT: Properties of Context-Free Languages

62 pages

PPT: Context-Free Languages & Grammars

40 pages

Closure Properties of Context Free Languages

3 pages

Relationship Between Grammar & Language

1 page

Equivalence of Pushdown Automata with Context-Free Grammar

45 pages

Formula Sheets: Context Free Grammar, Languages and Push Down Automata

2 pages

Handwritten notes: Context Free Grammar, Languages and Push Down Automata

28 pages

Regular & Context Free Languages, Pumping Lemma

Context-Sensitive Grammar (CSG) & Language (CSL)

1 page

Check if the language is Context Free or Not

3 pages

Short Notes: Regular and Context Free Languages

2 pages

Pumping Lemma for Regular Languages

7 pages

Short Notes: Pumping Lemma

2 pages

Pumping Lemma for Context Free Languages (CFLs)

4 pages

Closure Properties of Context Free Languages

3 pages

Relationship Between Grammar & Language

1 page

DFA to Regular Expression

3 pages

Formula Sheets: Regular & Context Free Languages, Pumping Lemma

2 pages

Handwritten notes: Regular & Context Free Languages, Pumping Lemma

2 pages

Turing Machines

Turing Machine (TM)

7 pages

Short Notes: Turing Machine

5 pages

Designing of Turing Machines

12 pages

TM as Transducers

5 pages

Types of TM: Turing Machines

4 pages

Church’s Thesis, Godelization, Time Complexity of Turing Machine & Halting Problem of TM

6 pages

Rice Theorem

1 page

Post Correspondence Problem & Linear Bounded Automata

4 pages

PPT: Turing Machines

27 pages

Turing Recognizable & Turing Decidable

1 page

Halting Problem

3 pages

Determining Accountability

2 pages

Formula Sheets: Turing Machines

2 pages

Handwritten notes: Turing Machines

15 pages

Undecidability

Short Notes: Undecidability

3 pages

Complexity, Complexity Class P & Complexity Class NP

10 pages

Vertex Cover Problem

2 pages

Clique Problem

2 pages

Hamiltonian Cycle Problem

1 page

SAT (Boolean Formula Satisfiability Problem)

5 pages

Travelling Salesman Problem (TSP)

2 pages

Formula Sheets: Undecidability

2 pages

Handwritten notes: Undecidability

4 pages

Linear Algebra

Different Operations on Matrices

3 pages

Matrices

9 pages

Introduction to Matrices

6 pages

Determinants

5 pages

Engineering Mathematics Formulas for GATE Exam

24 pages

Representations of Matrices and Graphs in Relations

2 pages

Matrix Diagonalization

2 pages

Vector Space

5 pages

PPT: Rank of a Matrix

15 pages

Eigen Values & Eigen Vectors

4 pages

Echelon Form

3 pages

LU Decomposition

2 pages

System of Linear Equations

8 pages

Rank of Matrix

2 pages

PPT: Eigenvalues and Eigenvectors

17 pages

PPT: Basics of Matrix & Operations on Matrix

23 pages

PPT: Determinants

29 pages

PPT: System of Linear Equations

12 pages

Mind Map: Linear Algebra

1 page

Calculus

Limits, Continuity & Differentiability

4 pages

Mean Value Theorem

2 pages

Short notes on Differentiation

8 pages

Solved examples on Differentiation

2 pages

Maxima and Minima

5 pages

PPT: Maxima & Minima

4 pages

Integration

31 pages

Multivariable Integral

3 pages

PPT: Limit, Continuity & Differentiability

10 pages

PPT: Mean Value Theorem

17 pages

PPT: Derivatives & Their Application

18 pages

PPT: Integral Calculus

35 pages

PPT: Application of Integration

17 pages

PPT: Vector Calculus

11 pages

PPT: Stokes, Gauss & Green's Theorem

8 pages

Improper Integrals

1 page

Mind Map: Calculus

1 page

Differential Equations

Differential Equations

7 pages

Solution of Differential Equation

6 pages

Wave Equation & Heat Equation

2 pages

PPT: First Order Differential Equations

23 pages

Fourier Series

8 pages

PPT: Higher Order Linear Differential Equations with Constant Coefficients

16 pages

PPT: Method of Parameter Variations

8 pages

PPT: Partial Differential Equations

6 pages

Cauchy-Euler Equation

3 pages

Method of Separation of Variables

6 pages

Probability and Statistics

Basics of Probability

7 pages

Bayes’s Theorem for Conditional Probability

1 page

Conditional Probability

1 page

Random Variables

3 pages

Law of total probability

2 pages

Probability Distributions (Uniform Distribution)

2 pages

Probability Distributions (Exponential Distribution)

2 pages

Probability Distributions (Normal Distribution)

4 pages

Probability Distributions (Poisson Distribution)

1 page

Probability Distributions (Binomial Distribution)

3 pages

Mean, Variance and Standard Deviation

1 page

Covariance and Correlation

1 page

PPT: Standard Deviation & Coefficient of Variance

9 pages

PPT: Correlation & Regression Analysis

52 pages

PPT: Random Variables

100 pages

Propositional Logic

Quantifiers

9 pages

Logical Connectives

2 pages

Tautologies & Contradictions

6 pages

Contingency & Satisfiable

10 pages

Rules of Inference

2 pages

Normal Forms

1 page

Well-Formed Formulas

2 pages

Set Theory & Algebra

Properties of Set

16 pages

Principle of Inclusion & Exclusion

2 pages

Relation & Its Types

3 pages

Function & Its types

4 pages

Algebra of Functions

3 pages

Inverse Functions & Composition of Functions

2 pages

Group Theory

6 pages

Rings, Integral domains & Fields

5 pages

Boolean Algebra

2 pages

Graph Theory

Walks, Trails, Paths, Cycles & Circuits in Graph

8 pages

Handshaking Lemma

2 pages

Types of Graphs in Graph Theory

5 pages

Eulerian & Hamiltonian Graphs

2 pages

Degree Sequence of a Graph

1 page

Havel's Hakimi Algorithm

6 pages

Connectivity

3 pages

Planar & Non- Planar Graph

4 pages

Coverings

3 pages

Isomorphism

7 pages

Complement of a Graph

2 pages

Subgraphs & Induced Subgraphs

5 pages

Connected Components

7 pages

Combinatorics

Permutations, Combinations & Binomial Coefficients

3 pages

Pigeon Hole Principle

4 pages

Generating Functions

1 page

Recurrence Relations

5 pages

Sequences & Summations

5 pages

Basics of Computer Design

Representation of Basic Information

2 pages

The Main Memory Unit

1 page

PPT: Computer Architecture & Organization

122 pages

Memory Instruction

2 pages

Basic Working Principle of a Computer

2 pages

Main Memory Organization

2 pages

Main Memory Organization: Stored Program

1 page

Basic Computer Model & Different Units of Computer

1 page

Mind Map: Basics of Computer Design

1 page

Short Notes: Basics of Computer Design

2 pages

Formula Sheets: Basics of Computer Design

2 pages

Machine Instructions & Addressing Modes

Machine Instructions

4 pages

Short Notes: Machine Instructions and Addressing Modes

6 pages

Von Neumann Architecture

2 pages

Instruction Formats

4 pages

RISC & CISC

5 pages

PPT: RISC & CISC

16 pages

64 - Bit Processor

2 pages

Addressing Sequencing

3 pages

Amdahl’s Law & Its Proof

2 pages

Basic Computer Instructions

3 pages

Stack & Register Based CPU Organization

3 pages

Problem Solving on Instruction Format

5 pages

Addressing Modes

5 pages

Simplified Instructional Computer (SIC)

2 pages

Hardware Architecture (Parallel Computing)

4 pages

Generations of Computer

3 pages

Microarchitecture & Instruction Set Architecture

2 pages

Formula Sheets: Machine Instructions & Addressing Modes

3 pages

Handwritten notes: Machine Instructions & Addressing Modes

20 pages

ALU, Data Path & Control Unit

Introduction to Central Processing Unit

2 pages

Computer Configuration

1 page

PPT: Introduction to Central Processing Unit

24 pages

CPU Structure & Function

3 pages

Arithmetic & Logic Unit

2 pages

Instruction Formats

4 pages

Addressing Modes

5 pages

Data Transfer & Manipulation

1 page

RISC & CISC

5 pages

PPT: RISC & CISC

16 pages

64 - Bit Processor

2 pages

Addressing Sequencing

3 pages

Microinstruction Format

1 page

Symbolic Microinstructions

3 pages

Control Unit Operation

3 pages

PPT: Control Unit Operation

34 pages

Control Unit: Components & Its Types

5 pages

ALU & Data Path

5 pages

Single Cycle & Pipeline Datapath

1 page

Horizontal & Vertical Microprogramming

1 page

Formula Sheets: ALU, Data Path & Control Unit

3 pages

Handwritten notes: ALU, Data Path & Control Unit

21 pages

Control Unit

Computer Configuration

1 page

Short Notes: Control Unit

6 pages

Control Memory

2 pages

Addressing Sequencing

3 pages

Microinstruction Format

1 page

Symbolic Microinstructions

3 pages

Control Unit Operation

3 pages

PPT: Control Unit Operation

34 pages

Control Unit: Components & Its Types

5 pages

Instruction Pipelining and Hazards

Introduction to Instruction Pipelining

4 pages

Instruction Pipelining

5 pages

Short Notes: Instruction Pipelining

6 pages

Pipeline Hazards

2 pages

Dealing with Branches

2 pages

Pipeline & Vector Processing

6 pages

PPT: Pipelining & Vector Processing

29 pages

Interrupt Processing

1 page

Reduced Instruction Set Computers

13 pages

Performance of Computer

1 page

Handling Data Hazards & Control Hazards - Processor & Control Unit

3 pages

Pipeline Conflicts

2 pages

Vector Processing

3 pages

Array Processing

1 page

Solutions to Hazards

9 pages

Formula Sheets: Instruction Pipelining and Hazards

2 pages

Handwritten notes: Instruction Pipelining and Hazards

26 pages

Pipelining Hazards

Performance of Computer

1 page

Pipeline Hazards

2 pages

Handling Data Hazards & Control Hazards - Processor & Control Unit

3 pages

RISC & CISC

4 pages

Memory Hierarchy: Cache, Main Memory and Secondary Storage

Short Notes: Memory Hierarchy

4 pages

Memory System

3 pages

Hard Disk Drive (HDD) Secondary Memory

3 pages

The Memory Hierarchy

2 pages

Internal & External Memory

8 pages

Cache Memory Principles

3 pages

Elements of Cache Design

5 pages

PPT: Memory System

79 pages

Introduction of Secondary Memory

6 pages

Random Access Memory (RAM) & Read Only Memory (ROM)

5 pages

Multilevel Cache Organisation

3 pages

Primary Memory

3 pages

Types of Cache Misses

1 page

Formula Sheets: Memory Hierarchy: Cache, Main Memory and Secondary Storage

3 pages

Handwritten notes: Memory Hierarchy: Cache, Main Memory and Secondary Storage- 1

26 pages

Handwritten notes: Memory Hierarchy: Cache, Main Memory and Secondary Storage- 2

26 pages

Secondary Storage

Introduction of Secondary Memory

6 pages

Random Access Memory (RAM) & Read Only Memory (ROM)

5 pages

Handwritten notes: Secondary Storage

7 pages

I/O Interface

Peripheral devices

1 page

Short Notes: I/O Interface(Interrupt and DMA Mode)

6 pages

I/O modules

3 pages

Input Output interface

2 pages

Input Output Organization

10 pages

Modes of DMA Transfer

4 pages

Data Communication Processor

1 page

Formula Sheets: I/O Interface

3 pages

Revision Notes

Machine Instructions & Addressing Modes

8 pages

Instruction Pipelining

10 pages

Cache & Memory Hierarchy

4 pages

I/O Interface (Interrupt & DMA Mode)

3 pages

Previous Year Questions − (Computer Organization)

Previous Year Questions: Machine Instruction

19 pages

Previous Year Questions: Addressing Modes

4 pages

Previous Year Questions: ALU Data Path and Control Unit

4 pages

Previous Year Questions: IO Interface

6 pages

Previous Year Questions: Interrupt

5 pages

Previous Year Questions: Pipeline Processor

27 pages

Previous Year Questions: Cache Memory

37 pages

Previous Year Questions: Secondary Storage

8 pages

Previous Year Questions: Memory Chip Design

6 pages

Boolean Algebra & Minimization Techniques

Logic Gates & Truth Tables

3 pages

Short Notes: Digital Logic Design

1 page

Laws of Boolen Algebra

5 pages

Canonical & Standard Forms

6 pages

Short Notes: Binary Logic

10 pages

Minimization of Boolean Functions

2 pages

Functional Completeness in Digital Logic

2 pages

K-Maps (Karnaugh Maps)

8 pages

Various Implicants in K-Map

1 page

Mind Map: Boolean Algebra & Minimization Techniques

1 page

Formula Sheets: Boolean Algebra & Minimization Techniques

2 pages

Handwritten notes: Boolean Algebra & Minimization Techniques- 1

34 pages

Handwritten notes: Boolean Algebra & Minimization Techniques- 2

22 pages

PPT: Boolean Algebra & Minimization Techniques

19 pages

Combinational Circuits

Construction of Combinational Circuits

2 pages

Encoders & Decoders

3 pages

Short Notes: Combinational Circuit

40 pages

Multiplexer & Demultiplexer

9 pages

Arithmetic Circuits - 1

8 pages

Arithmetic Circuits - 2

5 pages

Static Hazards in Digital Logic

2 pages

Formula Sheets: Combinational Circuits

3 pages

Handwritten notes: Combinational Circuits

55 pages

Sequential Circuits

Conversion of Flip-Flops

4 pages

Concepts of Sequential Circuits

1 page

Short Notes: Sequential Circuit

18 pages

Latches & Its Types

3 pages

Short Notes: Register

12 pages

Flip-Flops & Its Types

3 pages

Characteristic Equation & Excitation Table of Flip-Flops

1 page

Race Around Condition

1 page

Edge-Triggered Latches

5 pages

Shift Registers in Digital Logic

6 pages

Counters Counters

5 pages

Formula Sheets: Sequential Circuits

3 pages

Handwritten notes: Sequential Circuits

84 pages

PPT: Sequential Circuits

15 pages

Number System

Number System

13 pages

Integer Representation

9 pages

Short Notes: Data Representation & Number System

15 pages

Floating-Point Number Representation

8 pages

Formula Sheets: Number System

2 pages

Handwritten notes: Number System

23 pages

Revision Notes

Regular Expressions & Finite Automata

22 pages

Context-free Grammars & Push-Down Automata

11 pages

Pumping lemma

2 pages

Turing Machines & Undecidability

13 pages

Previous Year Questions - (Theory of Computation)

Previous Year Questions: Regular Expression

6 pages

Previous Year Questions: Regular Grammar

3 pages

Previous Year Questions: Regular Language

16 pages

Previous Year Questions: Finite Automata

19 pages

Previous Year Questions: Context Free Grammar

9 pages

Previous Year Questions: Context Free Language

19 pages

Previous Year Questions: Push-down Automata

4 pages

Previous Year Questions: Recursive Language

4 pages

Previous Year Questions: Turing Machine

12 pages

Previous Year Questions: Undecidability

5 pages

Revision Notes

ER‐Model

12 pages

Relational Model

8 pages

Transactions & Concurrency Control

13 pages

SQL

7 pages

Relational Algebra

8 pages

Integrity Constraints

3 pages

Normal Forms

11 pages

Previous Year Questions: Database Management System

Previous Year Questions: ER Model

6 pages

Previous Year Questions: Relational Schema

9 pages

Previous Year Questions: Relational Algebra

11 pages

Previous Year Questions: Normal Form

11 pages

Previous Year Questions: Transaction

20 pages

Previous Year Questions: Integrity Constraints

1 page

Previous Year Questions: SQL

18 pages

Previous Year Questions: Tuple Calculus

6 pages

Previous Year Questions: File System

8 pages

Revision Notes

Processes

8 pages

Threads

2 pages

Inter-Process Communication

12 pages

CPU Scheduling

4 pages

Deadlock

6 pages

Memory Management & Virtual Memory

14 pages

Concurrency & Synchronization

7 pages

File Systems

9 pages

Previous Year Questions- (Operating System )

Previous Year Questions: Process

4 pages

Previous Year Questions: CPU Scheduling

14 pages

Previous Year Questions: Process Synchronization

27 pages

Previous Year Questions: Deadlock

13 pages

Previous Year Questions: Memory Management

35 pages

Previous Year Questions: File Systems

4 pages

Previous Year Questions: Disk Scheduling

7 pages

Previous Year Questions: System Call

10 pages

Previous Year Questions: Thread

7 pages

Revision Notes

Sorting Algorithms

25 pages

Asymptotic Worst Case Time & Space Complexity

12 pages

Hashing

4 pages

Minimum Spanning Trees

13 pages

Searching Algorithms

3 pages

Greedy Algorithm

33 pages

Dynamic Programming & Divide and Conquer

14 pages

Graph Search Algorithm

14 pages

Shortest Path Algorithm

14 pages

Previous year Questions-(Algorithm)

Previous Year Questions: Asymptotic Notation

26 pages

Previous Year Questions: Recurrence Relation

14 pages

Previous Year Questions: Divide and Conquer

2 pages

Previous Year Questions: Sorting

25 pages

Previous Year Questions: Greedy Technique

12 pages

Previous Year Questions: Minimum Spanning Tree

35 pages

Previous Year Questions: Shortest Path

16 pages

Previous Year Questions: Graph Traversal

19 pages

Previous Year Questions: Dynamic Programming

14 pages

Revision Notes

Basic Variables in C Programming

4 pages

Basic Syntax in C Programming

2 pages

Basic Data in C Programming

3 pages

Basic Constants & Literals in C Programming

4 pages

Basic Storage Classes in C Programming

3 pages

Basic Operators in C Programming

5 pages

Basic Decision Making in C Programming

9 pages

Basic Loops in C Programming

11 pages

Basic Functions in C Programming

8 pages

Basic Scope Rules in C Programming

3 pages

Basic Arrays in C Programming

11 pages

Basic Pointer in C Programming

15 pages

Basic Strings in C Programming

2 pages

Basic Structures in C Programming

6 pages

Basic Unions in C Programming

3 pages

Basic Recursion in C Programming

1 page

Basic File I/O in C Programming

5 pages

Basic Preprocessors in C Programming

4 pages

Basic Input & Output in C Programming

3 pages

Basic Memory Management in C Programming

3 pages

Recursion

4 pages

Arrays

6 pages

Stacks

5 pages

Queues

5 pages

Linked lists

14 pages

Trees

13 pages

Binary Search Trees

14 pages

Binary Heaps

16 pages

Graphs

15 pages

Previous year Questions - (Data Structure )

Previous Year Questions: ARRAY

2 pages

Previous Year Question: Link List

20 pages

Previous Year Questions :Stack

13 pages

Previous Year Question: Queue

10 pages

Previous Year Questions: Binary Tree

23 pages

Previous Year Question: Binary Search Tree:

21 pages

Previous Year Questions: AVL Tree

5 pages

Pervious Year question: B Tree

1 page

Previous Year Questions: B+ Tree

4 pages

Previous Year Questions: Heap Tree

21 pages

Previous Year Questions: n-ary tree

2 pages

Previous Year Questions: Hashing

12 pages

Previous Year Questions - (C Programming)

Previous Year Questions: Arithmetic Operation

11 pages

Previous Year Questions: Conditional Statement

13 pages

Previous Year Questions: Loop

9 pages

Previous Year Questions: Array and Pointer

25 pages

Previous Year Questions: Function

44 pages

Revision Notes

Combinational & Sequential Circuits

15 pages

Number Representations & Computer Arithmetic (Fixed & Floating point)

2 pages

Minimization

2 pages

Previous Year Questions - (Digital Logic)

Previous Year Questions: Number System

18 pages

Previous Year Questions: Boolean Algebra

13 pages

Previous Year Questions: Combinational Circuit

10 pages

Previous Year Questions: Sequential Circuit

8 pages

Revision Notes

Determinants

5 pages

System of Linear Equations

8 pages

Matrices

2 pages

Eigenvalues & Eigenvectors

1 page

LU Decomposition

3 pages

Mean Value Theorem

1 page

Random Variables

3 pages

Mean, Probability

1 page

Standard Deviation

1 page

Formula Sheets

Formula Sheet: Engineering Mathematics

24 pages

Engineering Mathematics

Previous Year Questions: Linear Algebra

30 pages

Previous Year Questions: Calculus

14 pages

Previous Year Questions: Numerical Method

5 pages

Discrete Mathematics

Previous Year Questions: Propositional Logic

35 pages

Previous Year Questions: Set Theory

25 pages

Previous Year Questions: Relation

6 pages

Previous Year Questions: Functions

8 pages

Previous Year Questions: Lattice

4 pages

Previous Year Questions: Group Theory

11 pages

Previous Year Questions: Graph Theory

47 pages

Previous Year Questions: Planar Graph

3 pages

Previous Year Questions: Combination

6 pages

Previous Year Questions: Probability Theory

29 pages

Previous Year Questions: Recurrence

7 pages

Syllabus & Full Mock Tests

Salient Features of GATE 2026 Virtual Calculator

8 pages

FAQs: GATE Online Test Series 2026

3 pages

GATE Syllabus for CSE with Weightage

8 pages

Mock Tests Series of GATE Computer Science Engineering

2 pages

Detailed & Scheduled Mock test Series for CSE & IT

7 pages

General FAQs regarding GATE

6 pages

GATE CSE Past Year Papers (1991 - 2025)

Gate (CS) 2025 Paper with Solution - Set - 1

38 pages

Gate (CS) 2025 Paper with Solution - Set - 2

41 pages

Gate (CS) 2024 Paper with Solution - Set - 1

28 pages

Gate (CS) 2024 Paper with Solution - Set - 2

35 pages

Gate (CS) 2023 Paper with Solution

26 pages

Gate (CS) 2022 Paper with Solution

25 pages

Gate (CS) 2021 Paper with Solution - Set- 1

40 pages

Gate (CS) 2021 Paper with Solution - Set- 2

42 pages

Gate (CS) 2020 Paper with Solution

37 pages

Gate (CS) 2019 Paper with Solution

44 pages

Gate (CS) 2018 Paper with Solution

26 pages

Gate (CS) 2018 Paper with Solution

31 pages

Gate (CS) 2017 Paper with Solution

27 pages

Gate (CS) 2016 Paper with Solution (Set A)

31 pages

Gate (CS) 2016 Paper with Solution (Set B)

35 pages

Gate (CS) 2015 Paper with Solution (Set A)

25 pages

Gate (CS) 2015 Paper with Solution (Set B)

26 pages

Gate (CS) 2015 Paper with Solution (Set C)

28 pages

Gate (CS) 2014 Paper with Solution (Set A)

22 pages

Gate (CS) 2014 Paper with Solution (Set B)

23 pages

Gate (CS) 2014 Paper with Solution (Set C)

28 pages

Gate (CS) 2013 Paper with Solution (Set A)

15 pages

Gate (CS) 2013 Paper with Solution (Set B)

29 pages

Gate (CS) 2013 Paper with Solution (Set C)

15 pages

Gate (CS) 2013 Paper with Solution (Set D)

15 pages

Gate (CS) 2012 Paper with Solution (Set A)

30 pages

Gate (CS) 2012 Paper with Solution (Set D)

30 pages

Gate (CS) 2012 Paper with Solution (Set A)

19 pages

Gate (CS) 2011 Paper without Solution

26 pages

Gate (CS) 2010 Paper without Solution

14 pages

Gate (CS) 2009 Paper without Solution

13 pages

Gate (CS) 2008 Paper without Solution

20 pages

Gate (CS) 2007 Paper without Solution

19 pages

Gate (CS) 2006 Paper without Solution

28 pages

Gate (CS) 2003 Paper without Solution

24 pages

Gate (CS) 2002 Paper without Solution

17 pages

Gate (CS) 2001 Paper without Solution

18 pages

Gate (CS) 2000 Paper without Solution

18 pages

Gate (CS) 1999 Paper without Solution

15 pages

Gate (CS) 1998 Paper without Solution

15 pages

Gate (CS) 1997 Paper without Solution

16 pages

Gate (CS) 1996 Paper without Solution

19 pages

Gate (CS) 1995 Paper without Solution

16 pages

Gate (CS) 1994 Paper without Solution

14 pages

Gate (CS) 1993 Paper without Solution

15 pages

Gate (CS) 1992 Paper without Solution

9 pages

Gate (CS) 1991 Paper without Solution

13 pages

6 Months Preparation for GATE CSE

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Revision notes for 6 Months Preparation for GATE CSE 2025 is part of Computer Science Engineering (CSE) exam preparation. The notes have been prepared according to the Computer Science Engineering (CSE) exam syllabus. The revision notes, tests & MCQs are made for Computer Science Engineering (CSE) 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests here.

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