This  is designed to help students understand networking concepts quickly and write perfect exam answers. All units are covered strictly as per RTU, AKTU, and RGPV syllabus with repeated PYQs and high-probability expected questions.

✅ What You Will Learn

• Fundamentals of data communication

• OSI & TCP/IP models (layer-wise explanation)

• Transmission media & encoding techniques

• Error detection, flow & congestion control

• Network devices and protocols

📑 Exam Study Material Included

• Unit-wise PYQs with solutions

• Expected exam questions (important topics)

• Diagram-based long answers

• Short notes for last-day revision