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Demo Classes
Entity Relationship (ER) Model in DBMS
Process State Diagram
TCP/IP Model: Layers, Characteristics, Functions
HyperText Transfer Protocol (HTTP)
DBMS Keys: Super, Candidate, Primary, Foreign (Examples)
Normalization in DBMS
AVL Tree
Huffman Coding
Dijkastra's Algorithm
Heuristic Functions
PDF Notes
PDF Notes
Unit - 1:- Discrete Structures and Optimization
Graph Theory
Simple Graph
Multigraph
Pseudograph
Directed Graph
Directed Multigraph
Degree of Vertices, Indegree & Outdegree of Vertices
Degree Sequence of a Graph and Regular Graph
Complete Graph
Bipartite Graph and Number of Edges in Bipartite
Planar Graph and Euler's Formula for Planar Graph
Complement of a Graph
Isomorphic Graphs and Isomorphism
Walk, Trail, Circuit, Path and Cycle
Euler Graph, Eular Path & Euler Circuit
Graph Theory_Set 1_Questions
Group Theory
Algebraic Structure, Binary Operations and Closure Property
Semigroup and Associativity Property
Monoid and Identity Element
Group and Inverse Element
Abelian and Commutative Property
Boolean Algebra
Minterms and Maxterms in Boolean Algebra
Boolean Function Representation: Sum of Product (SOP)
Product of Sum (POS)
Unit 1 Videos
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Lecture 13
Lecture 14
Lecture 15
Discrete Mathematics PDF Part 1
Discrete Mathematics PDF Part 2
Discrete Mathematics MCQs PDF
Linear Programming PDF
Linear Programming Questions PDF
Probability Lecture 1
Probability Lecture 2
Probability Lecture 3
Probability Lecture 4
Probability Questions PDF
Permutation & Combination Lecture 1
Permutation & Combination Lecture 2
Permutation & Combination Lecture 3
Permutation & Comninations Questions PDF
Unit - 2:- Computer System Architecture
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Lecture 13
Lecture 14
Lecture 15
Lecture 16
Lecture 17
Lecture 18
Lecture 19
Lecture 20
Lecture 21
Lecture 22
Lecture 23
Lecture 24
Lecture 25
Lecture 26
Lecture 27
Lecture 28
Lecture 29
Lecture 30
Lecture 31
Lecture 32
Lecture 33
Lecture 34
Lecture 35
Lecture 36
Lecture 37
Flip Flops & Counters
Lecture 38
Lecture 39
Lecture 40
Lecture 41
Lecture 42
Lecture 43
Lecture 44
Lecture 45
Lecture 46
Lecture 47
Lecture 48
Lecture 49
Lecture 50
Lecture 51
Lecture 52
Lecture 53
Lecture 54
Lecture 55
Lecture 56
Lecture 57
Digital Logic
Logic Gates: AND, OR, NOT, NAND, NOR, XOR
K-Map Simplification Explained with Examples
K-Map with Don't Care Conditions
Half Adder with Truth Table, Block Diagram, Logic Expression and Circuit Diagram
Full Adder with Truth Table, Block Diagram, Logic Expression and Circuit Diagram
Half Subtractor with Truth Table, Block Diagram, Logic Expression and Circuit Diagram
Full Subtractor with Truth Table, Block Diagram, Logic Expression and Circuit Diagram
Binary to Gray Code Conversion and Vice Versa
De Morgan's Laws (Theorem) with Truth Table in Boolean Algebra
1's complement and 2's complement
Binary Subtraction using 1's complement
Binary Subtraction using 2's complement
Minterms and Maxterms in Boolean Algebra
Boolean Function Representation: Sum of Product (SOP)
Product of Sum (POS)
Implementation (Realization) of All Logic Gates using NAND and NOR Gates (Universal Gates) Only
Implementation (Realization) of XOR and XNOR Gates using NAND and NOR Gates (Universal Gates) Only
Logic Circuit Design from Boolean Expression using Only NAND Gates
Implementation of Boolean Expression and Logic Function using only NOR Gates
Logic Circuit Design from Boolean Expression using Only NOR Gates
Multiple Choice Questions
Combinational Circuits in Digital Logic Part - 1
Multiple Choice Questions Part - 1_Combinational Circuits
Combinational Circuits in Digital Logic - Part 2
Multiplexer in Digital Electronics with Truth Table, Logic Expression, Block & Circuit Diagram
Multiple Choice Questions_Combinational Circuits_Part 2
Cache Memory MCQ
Cache Memory MCQ
Karnaugh Map (K Map)
K Map Digital Logic
Multiple Choice Questions Part - 1
MCQ of Computer Architecture_Part - 1
Computer Architecture Worksheet 1
Computer Architecture Worksheet 2
Computer Architecture Worksheet 3
Computer Architecture Worksheet 4
Computer Architecture Worksheet 5
Lectures PDF
1. Flip Flop
2. Register Transfer and Microoperations
3. Basic Computer Organization and Design
4. Microprogrammed Control
5. Addressing Modes
6. Central Processing Unit
7. Pipeline & Vector Processing
8. Input-Output Organization
9. Memory Hierarchy
10. Associative Memory
11. Auxiliary Memory
12. Memory Management Hardware
Unit - 3:- Programming Languages and Computer Graphics
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Lecture 13
Lecture 14
Lecture 15
Lecture 16
Lecture 17
Lecture 18
Lecture 19
Lecture 20
Lecture 21
Lecture 22
Web Programming: HTML & Scripting
HTML
HTML Part 1
HTML Part 2
HTML Part 3
HTML Notes
HTML Notes
CSS
CSS Part 1
CSS Part 2
CSS Part 3
CSS MCQ Part 1
CSS Notes
CSS Notes
JavaScript
JavaScript Part 1
JavaScript Part 2
JavaScript Part 3
JavaScript Notes
Javascript Notes
Programming Language: Java
Java Part 1
Java Part 2
Java Part 3
Java Part 4
Java Notes
Java Notes
Notes PDF
Computer Graphics PDF Part 1
Computer Graphics PDF Part 2
Computer Graphics PDF Part 3
Computer Graphics PDF Part 4
Object Oriented Programming (OOPs) PDF Part 1
Object Oriented Programming (OOPs) PDF Part 2
Object Oriented Programming (OOPs) PDF Part 3
Object Oriented Programming (OOPs) PDF Part 4
Object Oriented Programming (OOPs) PDF Part 5
Object Oriented Programming (OOPs) PDF Part 6
Programming Fundamental PDF
Web Applications PDF
Unit - 4:- Database Management Systems
ER Model
Entity Relationship (ER) Model
Strong and Weak Entity Sets
Types of Attributes
Cardinality in ER Diagram
Types of Degree of a Relationship Set
DBMS Part 1
DBMS Part 2
DBMS Part 3
DBMS Part 4
DBMS Part 5
DBMS Part 6
DBMS Part 7
DBMS Part 8
DBMS Part 9
DBMS Part 10
DBMS Part 11
DBMS Part 12
DBMS Part 13
DBMS Part 14
DBMS Part 15
DBMS Part 16
DBMS Part 17
Detailed Lectures
Entity Relationship Model
Entity Relationship Model
Functional Dependencies and Normalization
Functional Dependencies & Normalization
Multiple Choice Questions (MCQ)
Candidate Keys & Normalization
Candidate Keys & Normalization MCQ
DBMS Part 18
DBMS Part 19
DBMS Part 20
DBMS Part 21
DBMS Part 22
Notes PDF
1. Database System Concepts and Architecture
2. Relational Model
3. Entity-Relationship Diagram
4. Functional Dependencies & Normalization
5. SQL-Basics
6. SQL Complete
7. Transaction Processing
8. Enhanced Data Models
9. Data Warehousing and Data Mining
10. Classification Vs Clustering
11. Classification Vs Regression
12. Data Mining and Data Warehousing
13. Data Warehouse and Data Mart
14. Descriptive and Predictive Data Mining
15. OLTP and OLAP
16. ROLAP and MOLAP
DBMS PDF Part 1
DBMS PDF Part 2
DBMS PDF Part 3
DBMS PDF Part 4 (SQL)
Unit - 5:- System Software and Operating Systems
Process Management
Difference Between Program and Process
What is Process?
Process State Diagram
Process Control Block
Process Schedulers
Schedulars
Context Switching & Type of Processes
Process Management Part 1
Process Management Part 1
Process Management Part - 2
Process Management Part 2
Scheduling Algorithms
Scheduling Algorithms
Scheduling Criteria
Types of Scheduling Algorithms
FCFS (First Come First Serve) Scheduling Algorithms
Shortest Job First (SJF) Scheduling Algorithm
Shortest Remaining Time First (SRTF) Scheduling Algorithm
Round Robin (RR) Scheduling Algorithm
Priority Preemptive Scheduling Algorithm
Priority Non-Preemptive Scheduling Algorithm
Highest Response Ratio Next Scheduling Algorithm
Longest Job First (LJF) Scheduling Algorithm
Longest Remaining Time First Scheduling Algorithm
Scheduling Algorithms (Part - 1)
Scheduling Algorithms Part 1
Scheduling Algorithms (Part - 2)
Scheduling Algorithms Part 2
Scheduling Algorithms (Part - 3)
Scheduling Algorithms Part 3
Scheduling Algorithms (Part - 4)
Scheduling Algorithms Part 4
Scheduling Algorithms (Part - 5)
Scheduling Algorithms Part 5
Scheduling Algorithms (Part - 6)
Scheduling Algorithms Part 6
MCQ on Scheduling Algorithms - Part 1
MCQ of Scheduling Algorithms Part 1
Scheduling Algorithms MCQ Part 2
Scheduling Algorithms MCQ Part 2
MCQ on Scheduling Algorithms Part 3
MCQ of Scheduling Algorithms Part 3
Scheduling Algorithms MCQ Part 4
Scheduling Algorithms MCQ Part 4
Deadlock
Deadlock Part 1
Deadlock Part 1
Deadlock Part 2
Deadlock Part 2
Multiple Choice Questions on Deadlock
Deadlock MCQ
Memory Management
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Paging Concepts MCQ
Paging Concepts
Translation Lookaside Buffer (TLB)
Translation Lookaside Buffer (TLB)
Disk Scheduling Algorithms
Lecture 1
Lecture 2
Lecture 3
Disk Scheduling Algorithms Part - 1
Disk Scheduling Algorithms Part 1
Disk Scheduling Algorithms Part - 2
Disk Scheduling Algorithms Part 2
Multiple Choice Questions (MCQ)
Operating Systems MCQ Part 1
Operating Systems MCQ Part 1
Operating Systems MCQ Part 2
Operating Systems MCQ Part 2
Operating Systems MCQ Part 3
Operating Systems MCQ Part 4
Operating Systems MCQ Part 4
Lecture 15
OS_Worksheet 1_Part 1
OS_Worksheet 1_Part 2
OS_Worksheet 2
OS_Worksheet 3
OS_Worksheet 4
OS_Worksheet 5
Notes & PDF
OS PDF Part 1
OS PDF Part 2
OS PDF Part 3
OS PDF Part 4
OS PDF Part 5
OS PDF Part 6
OS PDF Part 7 (Unix)
Unit - 6:- Software Engineering
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Software Engineering PDF Part 1
Software Engineering PDF Part 2
Software Engineering PDF Part 3
OPEN SOURCE CONCEPTS PDF
Unit - 7:- Data Structures and Algorithms
Sorting Algorithms
Insertion Sort
Merge Sort
Selection Sort
Quick Sort
Bubble Sort
Sorting Concepts & Its Multiple Choice Questions
Sorting Concept & its multiple choice questions
Binary Tree
Binary Tree - Traversals
Binary Search Tree
Important Concepts & Multiple Choice Questions of Tree
Important Topics of Tree
Graph
Graph - Traversals
Breadth First Search
Depth First Search
Dijkastra's Algorithm Part 1
Dijkastra's Algorithm Part 2
Floyd Warshall Algorithm Part 1
Floyd Warshall Algorithm Part 2
Spanning Tree
Minimum Spanning Tree
Kruskal's Algorithm
Prim's Algorithm
Important Concepts & Multiple Choice Questions of Graph
Important Topics of Graph
Tree and Graph MCQ
Tree & Graph MCQ
Huffman Coding
Huffman Coding Part 1
Huffman Coding Part 2
Huffman Coding Part 3
Hashing
Hashing Part 1
Hashing Part 2
Hashing part 3
AVL
AVL Part 1
AVL Part 2
AVL Part 3
AVL Part 4
Greedy Algorithms
Greedy Algorithm- Part 1
Greedy Algorithm - Part 2
Multiple Choice Questions (MCQ)
Algorithms_Multiple Choice Questions
Algorithm_MCQ
Data Structures_MCQ Part - 1
Data Structures_MCQ Part - 2
Data Structures_MCQ
Multiple Choice Questions Part - 1
Multiple Choice Questions Part - 2
DS_Worksheet 1
DS_Worksheet 2
DS_Worksheet 3
DS_Worksheet 4
DS_Worksheet 5
DS Practice Questions
Notes & PDF
Data Structures and Algorithms PDF Part 1
Data Structures and Algorithms PDF Part 2
Data Structures and Algorithms PDF Part 3
Unit - 8:- Theory of Computation and Compilers
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Lecture 13
Lecture 14
Lecture 15
Lecture 16
Lecture 17
TOC_Worksheet 1
TOC_Worksheet 2
TOC_Worksheet 3
TOC PDF Part 1
TOC PDF Part 2
TOC PDF Part 3
TOC PDF Part 4
TOC PDF Part 5
Compiler New Lectures
Compiler Part 1
Compiler Part 2
Compiler Part 3
Compiler Part 4
Compiler Part 5
Compiler Part 6
Compiler Part 7
Compiler Part 8
Compiler Part 9
Compiler Part 10
Compiler Part 11
Compiler Part 12
Compiler Part 13
Compiler Part 14
Compiler Part 15
Compiler Part 16
Compiler Part 17
Compiler Part 18
Compiler Part 19
Compiler Part 20
Compiler Part 21
Compiler Part 22
Compiler Part 23
Compiler Part 24
Compiler Part 25
Compiler Part 26
Compiler Part 27
Compiler Part 28
Compiler Part 29
Compiler Part 30
Compiler Part 31
Compiler Part 32
Compiler Part 33
Compiler Part 34
Compiler Part 35
Compiler Part 36
Compiler Part 37
Compiler Part 38
Compiler Part 39
Compiler Part 40
Compiler Part 41
Compiler Part 42
Compiler Part 43
Compiler Part 44
Compiler Part 45
Compiler Part 46
Compiler Part 47
Compiler Part 48
Compiler Part 49
Compiler Part 50
Compiler Part 51
Compiler Part 52
Compiler Part 53
Compiler Part 54
TOC New Lectures
TOC Part 1
TOC Part 2
TOC Part 3
TOC Part 4
TOC Part 5
TOC Part 6
TOC Part 7
TOC Part 8
TOC Part 9
TOC Part 10
TOC Part 11
TOC Part 12
TOC Part 13
TOC Part 14
TOC Part 15
TOC Part 16
TOC Part 17
TOC Part 18
TOC Part 19
TOC Part 20
TOC Part 21
TOC Part 22
TOC Part 23
TOC Part 24
TOC Part 25
TOC Part 26
TOC Part 27
TOC Part 28
TOC Part 29
TOC Part 30
TOC Part 31
TOC Part 32
TOC Part 33
TOC Part 34
TOC Part 35
TOC Part 36
TOC Part 37
Unit - 9:- Data Communication and Computer Networks
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Short Lectures
What is Computer Networks?
Types of Networks
Network Devices
Network Topologies
MAC Address
IP Address
Domain Name System
Email
Chatting
VOIP
WWW, HTML, HTTP, URI
Web Pages
Web Server
Hosting of Website
Web Browser
Cookies
Data Communication
Components of Data Communication
Data Transer Rate & Bandwidth
Types of Data Communication
Switching Techniques
Transmission Media
Wired Transmission Media
Wireless Transmission Media
Mobile Telecommunication Technologies
Protocols
FTP
PPP
SMTP
TCP Protocol
What is Networks in Computer Networks?
Components of Computer Networks: Hub, Switch, Cables, Modem, Router, NIC, Connector
Network Architecture in Computer Networks
Types of Network Topologies in Computer Networks
Transmission Modes in Computer Networks
Transmission Media
OSI Model: Layers, Characteristics, Functions
TCP/IP Model: Layers, Characteristics, Functions in Computer Networks
Application Layer Protocols
Domain Name Systems (DNS)
HyperText Transfer Protocol (HTTP)
Simple Mail Transfer Protocol (SMTP)
Simple Network Management Protocol (SNMP)
File Transfer Protocol (FTP)
Multiple Choice Questions
Data Link Layer's Protocols Part 1
Data Link Layer's Protocols_Part - 1
Data Link Layer's Protocols Part 2
Data Link Layer's Protocols_Part - 2
Data Link Layer Protocols Part - 3
Data Link Layer's Protocols_Part - 3
Sliding Window Protocols
Sliding Window Protocols
IP Fragmentation
IP Fragmentation
Protocols in Application Layer
Protocols in Application Layer
RSA Algorithm in Network Security
RSA Algorithm in Network Security
Computer Networks MCQ_1
Computer Networks MCQ_1
Computer Networks MCQ_2
Computer Networks MCQ_2
Computer Networks MCQ_3
Computer Networks MCQ_3
Computer Networks MCQ_4
Computer Networks MCQ_4
Worksheet 1 (Computer Network)
Worksheet 2 (Computer Network)
Worksheet 3 (Computer Network)
Worksheet 4 (Computer Network)
Worksheet 5 (Computer Network)
Lectures PDF
1. Data Communication
2. Computer Networks
3. Network Models
4. Data Link Layer
5. Network Layer
6. Transport Layer
7. Network Security
8. Mobile Technology
Computer Networks PDF Part 1
Computer Networks PDF Part 2
Computer Networks PDF Part 3
Computer Networks PDF Part 4
Computer Networks PDF Part 5
Computer Networks PDF Part 6
Computer Networks MCQs Pdf
Client Server PDF
Unit - 10:- Artificial Intelligence (AI)
Lecture 1
Lecture 2
Lecture 3
Lecture 4
Lecture 5
Lecture 6
Lecture 7
Lecture 8
Lecture 9
Lecture 10
Lecture 11
Lecture 12
Lecture 13
Lecture 14
Lecture 15
Lecture 16
Lecture 17
AI MCQs Session 1
AI MCQs Session 2
AI MCQs Session 3
AI MCQs Session 4
Worksheet 1 (AI) Solution
Artificial Intelligence & Logic PDF Part 1
Artificial Intelligence & Logic PDF Part 2
Artificial Intelligence & Logic PDF Part 3
Mock Test for June 2023
Mock Test - 01
Mock Test 01 Answer key
Mock Test - 02
Mock Test 02 Answer key
Mock Test - 03
Mock Test 03 Answer key
Mock Test - 04
Mock Test 04 Answer key
Mock Test - 05
Mock Test 05 Answer key
Mock Test - 06
Mock Test 06 Answer key
Mock Test - 07
Mock Test 07 Answer key
Mock Test - 08
Mock Test 08 Answer key
Question Papers PDF
Computer Science UGC NET 2019 December
CS Question paper 2020
UGC Net Computer Science 2021
Computer Science UGC NET 2022
Computer Science UGC NET December 2022
Computer Science UGC NET June 2023