Prep NotesComplete CS Preparation

DSA, System Design, OS, DBMS, Networks & More

Data Structures & Algorithms

Comprehensive DSA problems from LeetCode with solutions in Java and C++. Organized by topics and difficulty.

SOLID principles, design patterns, and real-world case studies with complete implementations.

Complete OS concepts with detailed notes and diagrams covering processes, memory, and more.

DBMS fundamentals, SQL queries, normalization, indexing, and optimization techniques.

Network layers, protocols, TCP/IP, HTTP, and networking concepts with visual diagrams.

Object-oriented programming concepts, Java fundamentals, multithreading, and exception handling.

C++ concepts, STL, pointers, memory management, and problem-solving techniques.

SQL queries, database operations, and practical examples for interview preparation.

First-hand interview experiences and role-specific questions shared by candidates from particular companies, with practical preparation tips.

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