computer network assignment

This document presents a comprehensive Computer Networks assignment that explains the fundamental principles of data communication and modern networking systems. It covers important topics such as network architecture, OSI model, TCP/IP model, and the functions of each network layer. The assignment also discusses key networking protocols, IP addressing, subnetting, routing mechanisms, and common network devices like routers and switches. Concepts are explained in a structured and easy-to-understand manner, making it suitable for students studying computer science or information technology. The material supports conceptual understanding as well as academic learning for assignments, exams, and revision. Overall, this document serves as a useful reference for understanding core computer networking concepts and their practical applications in communication systems.