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Database Normalization
SQL Joins
OSI Model vs TCP/IP Model
Stack vs Queue
TCP vs UDP
Process vs Thread
Transactions & ACID
Binary Tree & BST
IP Addressing & Subnetting
CPU Scheduling
Database Indexing
Sorting Algorithms
Four Pillars of OOP
ER Diagram
SDLC Models
Encryption: Symmetric vs Asymmetric
Linked List
Graph: BFS & DFS
Paging & Virtual Memory
DNS & HTTP
Pointers in C
Recursion
Agile & Scrum
Software Testing Levels
Big O Notation & Complexity Problems
SQL Query Practice
Logic Gates & K-map
Flip-flops
Pipelining
Common Attacks: SQLi, XSS, CSRF, DoS, Malware
Cloud Computing: IaaS, PaaS, SaaS
Hashing & Hash Tables
Heap & Priority Queue
Dynamic Programming
Dijkstra's Shortest Path
Keys & Constraints
Views, Stored Procedures & Triggers
SQL vs NoSQL
Semaphores & Mutex
Disk Scheduling
File Systems
Routing: Static, RIP & OSPF
VLSM Subnetting & Route Summarisation
Firewall, NAT & VPN
Number Systems & Conversions
Multiplexer, Decoder & Encoder
Cache Memory
UML Diagrams
Design Patterns & SOLID Principles
Git & Version Control
Docker & Containers
CI/CD Pipeline
Supervised vs Unsupervised Learning
Error Detection & Correction
Bandwidth, Channel Capacity & Delay
Modulation, PCM & Line Coding
Multiplexing & Switching
Flow Control & ARQ
Ethernet, ALOHA, CSMA/CD & Topologies
Data Link Layer: Framing, Bit Stuffing, HDLC & PPP
C Output Questions 1: Operators & Precedence
C Output Questions 2: Loops, switch & if-else
C Output Questions 3: Pointers & Arrays
C Output Questions 4: Strings
C Output Questions 5: Functions, Scope & static
C Output Questions 6: Types, Conversion & Overflow
C Output Questions 7: Struct, Union, Enum & Padding
C Output Questions 8: Preprocessor & Macro Traps
Relational Algebra
Functional Dependencies, Closure & Candidate Keys
Concurrency Control: Serializability, 2PL & Deadlock
ER Design Problems & Mapping to Tables
Database Recovery: Log, Checkpoint, Undo & Redo
Constructors, Destructors & Object Lifetime (C++)
Inheritance, Virtual Functions & Polymorphism (C++)
Exception Handling: try, catch, throw & Stack Unwinding
Parameter Passing: Value, Pointer & Reference
Java Collections: List, Set, Map & Queue
Multithreading in Java: Threads, Synchronization & States
JVM, Memory Areas & Garbage Collection
Dynamic Memory in C/C++: malloc, free, new, delete & Leaks
Python Essentials: Types, Lists, Slicing & Common Traps
Binary Arithmetic, Two's Complement & IEEE 754
Software Cost Estimation: COCOMO & Function Points
Project Scheduling: Critical Path (CPM) & PERT
Test Design: Cyclomatic Complexity, Boundary Values & Coverage
Minimum Spanning Tree: Kruskal & Prim
Greedy Algorithms & Huffman Coding
Binary Search, Divide & Conquer and the Master Theorem
Topological Sort, Bellman-Ford & Floyd-Warshall
Backtracking: N-Queens, Subsets & Pruning
String Matching: Naive vs KMP
AVL Trees (Rotations) & B-Trees
P, NP, NP-Complete & NP-Hard
Counting: Permutations, Combinations, Inclusion-Exclusion & Pigeonhole
Probability: Rules, Conditional Probability & Bayes' Theorem
ADC, DAC, Sampling & Resolution Calculations
Memory Calculations: Address Lines, Chips, Cache Fields & Access Time
Contiguous Memory Allocation: First, Best, Worst Fit & Fragmentation