Important Questions for FON - 2640001

Chapter 1 1. 2. 3. 4. 5. 6.

Short note: OSI Model Difference between: Connection Oriented and Connectionless Services Difference between: OSI Model and TCP/IP Model Definition: Distributed System Definition: Division of Work Explain Layering with appropriate Example.

Chapter 2 1. 2. 3. 4. 5. 6.

Definition: Computer Network Short Note: Network Categories (LAN, MAN, PAN, WAN) Use of ZigBee Protocol. Wired Network vs Wireless Network Short Note: Sensor Network Comparison: - MANET and Sensor Network Definition: - Mobility

Chapter 3 1. What is Multiplexing and Demultiplexing 2. Definition: - Bandwidth, Frequency, Data Rate, Composite Signals 3. Short Note: Analog and Digital Signaling 4. What do you mean by Filter? Explain Types of Filter 5. Properties of Wave / Analog Signal (Amplitude, Frequency, Phase) 6. Types of Modulation (Amplitude Modulation, Frequency Modulation, Phase Modulation) 7. Explain: Manchester Encoding Chapter 4 1. Short Note: Electromagnetic Spectrum 2. Difference: Radio Waves and Micro Waves (OR Short Note on both) 3. Comparison: - UTP and Fiber Optic Cable 4. Short Note: Hidden Station and Exposed Station Problem 5. Short Note: Fiber Optic Cable 6. Definition: RTS and CTS (Not Full Form) 7. What is Access Point? 8. Difference: 802.11 and 802.16 9. Definition: FOOT PRINT Chapter 5 1. What is more important: - Error Correction and Error Detection 2. Explain: Error and types of Error 3. Justify: Error is not always handled at DATA LINK LAYER 4. Explain protocols. (Protocol 1,2,3,4,5,6) 5. Define: Retransmission, Timer, Acknowledgement, PIGGY BACKING. 6. Explain: Flow Control 7. Explain Go-Back-N and Selective Repeat Protocol 8. Explain Sliding Window concept with diagram Chapter 6 1. Short Note: ALOHA and types of ALOHA 2. What do you mean by Shared Channel? 3. 802.11 Generic Frame Structure 4. Binary Exponential Back off Algorithm 5. Short Note: Fast Ethernet 6. Short Note: VLAN - Virtual LAN

Chapter 7 1. Duties of Network Layer 2. Classes of IP Address. (Class A,B,C,D,E) - Classfull and Classless Addresses 3. Definition: Byte Boundary Answer: When the IP address without the NETID and HOSTID portion. This is done with the help of BYTE BOUNDARY. 4. Short Note: NAT - Network Address Translation - Very Important 5. Distance Vector Routing Algorithm OR Link State Routing Algorithm 6. Definition: Vector (Vector is a table created on router with the help of Routing Algorithms) 7. Definition: Broadcasting, Multicasting Chapter 8 1. Explain: Two Army Problem

(When asked for 7 Marks) - Draw Figures for three way hand shake and explain it. - Than Write 2 army problem is solution of 3 Way handshake - Also Write that 2 army problem is solved by Four Way Handshake (When asked in 5 marks) - Draw 3 Way Handshake and explain it, and write about 2 army problem with its figure.

2. Explain: Duties of Transport Layer 3. End to End Solution 4. Definition: Window Advertisement, Flow Control. 5. Round Trip Time (RTT): 6. Types of Timer Chapter 9. 1. Short Note: DNS 2. What is Dynamic DNS 3. What is fully qualified Domain Names and What is Partially Qualified Domain Names 4. What is Distributed Database. 5. Types of Records 6. Resource Record