Bharti Airtel Network Engineer Interview Questions, Process, and Tips

Q1. Network architecture
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Q2. LAN TECHNOLOGY in detail
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LAN technology refers to the methods and protocols used to create local area networks for connecting devices within a limited geographical area.
• LAN technology includes Ethernet, Wi-Fi, and Token Ring.

• Ethernet is the most common LAN technology, using CSMA/CD for collision detection.

• Wi-Fi uses wireless signals to connect devices within a LAN.

• Token Ring is a less common LAN technology that uses a token-passing protocol.

• LA...read more
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Q1. OSI MODEL and Layers
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Q2. Router technique
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Router technique refers to the method used by a router to determine the best path for forwarding data packets.
• Routing protocols like OSPF, EIGRP, and BGP are used to determine the best path for data packets

• Static routing involves manually configuring the routes on the router

• Dynamic routing allows routers to communicate with each other to determine the best path

• Packet switching is used by routers to forward data packets
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Q3. OSI Model layer functionality
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The OSI Model defines the functions of each layer in a network communication system.
• Physical layer - transmits raw data bits over a physical medium

• Data link layer - provides error detection and correction, and organizes data into frames

• Network layer - routes data packets between different networks

• Transport layer - ensures reliable data delivery and manages end-to-end communication

• Session layer - establishes, maintains,...read more
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Q4. Routing Technology
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Q5. TCP IP MODEL in detail
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TCP/IP model is a conceptual framework used for understanding networking protocols.
• Consists of four layers: Application, Transport, Internet, Link

• Each layer has specific functions and protocols

• Data is encapsulated and decapsulated as it moves through the layers

• Example: HTTP operates at the Application layer, TCP at the Transport layer
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Q6. FTTH technology
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Q7. Network Troubleshooting
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Q1. Introduce yourself
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Q2. Question about last job profile
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Q3. Salary excepted
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Q1. Good job bahut achcha hao
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Q2. Good job bahut achcha h
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Q1. Wha about network
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Q2. What about OSI model
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Q1. What are network topology
Ans. 
Network topology refers to the layout of a network and how different devices are connected.
• Network topology defines how devices are arranged and connected in a network

• Common network topologies include bus, star, ring, mesh, and hybrid

• Each topology has its own advantages and disadvantages

• Examples: Bus topology - all devices connected to a single cable; Star topology - all devices connected to a central hub
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Q1. Your strength and weakness
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Strength: Strong problem-solving skills. Weakness: Sometimes too detail-oriented.
• Strength: Ability to troubleshoot complex network issues efficiently

• Strength: Strong understanding of network protocols and technologies

• Weakness: Tendency to get caught up in minor details, potentially slowing down progress
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