Network and Data Communications

• Chapter 1: Network Fundamentals and OSI Model. Notes and past questions on Network Fundamentals and OSI Model for TU BIT Network and Data Communications.
• Chapter 2: Data Transmission and Encoding. Notes and past questions on Data Transmission and Encoding for TU BIT Network and Data Communications.
• Chapter 3: Multiplexing and Switching. Notes and past questions on Multiplexing and Switching for TU BIT Network and Data Communications.
• Chapter 4: Medium Access Control and ALOHA. Notes and past questions on Medium Access Control and ALOHA for TU BIT Network and Data Communications.
• Chapter 5: Error Detection and Control. Notes and past questions on Error Detection and Control for TU BIT Network and Data Communications.
• Chapter 6: Congestion Control and Traffic Management. Notes and past questions on Congestion Control and Traffic Management for TU BIT Network and Data Communications.
• Chapter 7: Network Layer Protocols and Routing. Notes and past questions on Network Layer Protocols and Routing for TU BIT Network and Data Communications.
• Chapter 8: Transport and Application Layer Protocols. Notes and past questions on Transport and Application Layer Protocols for TU BIT Network and Data Communications.
• Chapter 9: Network Services and Management. Notes and past questions on Network Services and Management for TU BIT Network and Data Communications.
• Chapter 10: IP Addressing and Subnetting. Notes and past questions on IP Addressing and Subnetting for TU BIT Network and Data Communications.

• What are the services provided by Data Link Layer?A channel has a bandwidth of 5 MHz and a signal-to-noise ratio of 1000. Calculate the S... (2082)
• Differentiate between packet and circuit switched network.Explain the layers of OSI Reference Model in brief.[4+6] (2082)
• Why TCP is known as reliable protocol? Explain.Divide the network 192.168.1.0/24 into 8 subnets and find its subnet ID, subnet mask, broa... (2082)
• Write down the major difference between IPv4 and IPv6 protocol. [5] (2082)
• Explain Link State Routing with suitable example. [5] (2082)
• What is DHCP? Explain DNS name resolution process with suitable example. [1+4] (2082)
• Discuss different unguided transmission medium in brief. [5] (2082)
• Encode the bit stream 111001011 with: (i) Manchester (ii) NRZ-I and (iii) NRZ-L scheme. [5] (2082)
• A bit stream 11011001 is transmitted using a standard CRC method. The generator polynomial is $x^3 + x - 1$. Show the actual bit string t... (2082)
• What are the major differences between noise, distortion and attenuation? [5] (2082)
• Briefly explain ALOHA and Slotted ALOHA protocol with suitable diagram. [5] (2082)
• Write Short notes on: Sliding Window Protocol HTTP Protocol [0+2.5+2.5] (2082)
• Divide the network 192.168.2.0/24 into subnets having 48 hosts each.Find the subnet ID, subnet mask, broadcast address and network ranges... (2081)
• Explain the layers TCP/IP protocol suite in detail.[10] (2081)
• Differentiate between pure ALOHA and slotted ALOHA.Explain any three network layer protocols.[4+6] (2081)

Frequently asked questions

Based on the official syllabus.