AD-602 RGPV B.Tech
Computer Networks (CN)
Previous year papers and the official syllabus are free to read, no account needed.
Previous Year Papers
3 papers, latest Jun 2025
Syllabus, notes and important questions for AD-602
Syllabus units
Topics as the official RGPV syllabus lists them.
Unit 1 Computer Network Fundamentals and Physical Layer 4 topics
- Definitions, goals, components, Architecture, Classifications & Types
- Layered Architecture: Protocol hierarchy, Design Issues, Interfaces and Services, Connection‑Oriented & Connectionless Services, Service primitives, Design issues & its functionality
- ISO/OSI Reference Model: Principle, Model, Descriptions of various layers and its comparison with TCP/IP
- Principles of Physical Layer: Media, Bandwidth, Data rate and Modulations
Unit 2 Data Link Layer and MAC Sub‑layer 4 topics
- Need, Services Provided, Framing, Flow Control, Error control
- Data Link Layer Protocols: Elementary & Sliding Window protocols – 1‑bit, Go‑Back‑N, Selective Repeat, Hybrid ARQ
- MAC Sub‑layer: MAC Addressing, Binary Exponential Back‑off (BEB) Algorithm, Distributed Random Access/Contention Schemes – ALOHA, Slotted ALOHA, CSMA, CSMA/CD, CSMA/CA
- IEEE 802 series standards and their variants
Unit 3 Network Layer and Routing 4 topics
- Need, Services Provided, Design issues
- Routing algorithms: Least Cost Routing, Dijkstra's algorithm, Bellman‑Ford algorithm, Hierarchical Routing, Broadcast Routing, Multicast Routing
- IP Addresses, Header format, Packet forwarding, Fragmentation and reassembly, ICMP
- Comparative study of IPv4 & IPv6
Unit 4 Transport Layer 3 topics
- Design Issues
- UDP: Header Format, Per‑Segment Checksum, Carrying Unicast/Multicast Real‑Time Traffic
- TCP: Connection Management, Reliability of Data Transfers, Flow Control, Congestion Control, Header Format, Timer Management
Unit 5 Application Layer and Network Security 2 topics
- WWW and HTTP, FTP, SSH, Email (SMTP, MIME, IMAP), DNS, Network Management (SNMP)
- Network Security: Introduction to security, Traditional Ciphers, Modern Ciphers, Message Integrity and Authentication
Exam insights
Counted from 3 past AD-602 papers.
Marks asked per paper, by unit
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Unit 1 Unit I: Computer Network and Layered Architecture 26 marks
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Unit 2 Data Link Layer and MAC Sub layer 21 marks
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Unit 3 Network Layer 21 marks
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Unit 4 Transport Layer 21 marks
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Unit 5 Application Layer and Network Security 19 marks
Average marks of the questions from each unit in one paper. You answer only some of them, so the total is more than the paper’s maximum.
Asked again and again
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Explain IP packet fragmentation and reassembly, including why and when fragmentation occurs and its handling/performance implications
Asked 3 times: 2025, 2024, 2023
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Explain TCP connection management, including three-way handshake for connection establishment and graceful termination, with purpose of each step
Asked 3 times: 2025, 2024, 2023
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Explain the basic operation/working of CSMA/CD and how collisions are detected and managed
Asked 2 times: 2024, 2023