Vedang Cellular Services Transmission Lead Interview Questions and Answers

Few Reasoning and mathematics questions

Q1. Technical questions regarding IP Protocol, Routers, L2 & L3 services, OSS AND TCP IP Model, optical fibre, Packet loss, latency jitter, MW Troubleshooting
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Q2. Types of MW Equipments, types of faultin RAN and Mw
Ans. 
MW equipments include radios, antennas, and transmission lines. Common faults in RAN and MW include interference, hardware failures, and alignment issues.
• MW equipments: radios, antennas, transmission lines

• Types of faults in RAN: interference, hardware failures, alignment issues

• Types of faults in MW: signal degradation, weather-related issues, alignment problems
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Q3. Explain 4g and 5g architecture. What is SGW
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4G and 5G architecture differ in terms of technology and capabilities. SGW stands for Serving Gateway in LTE networks.
• 4G architecture is based on LTE technology, while 5G architecture is based on NR technology.

• 4G networks use EPC (Evolved Packet Core) for communication, while 5G networks use 5GC (5G Core).

• SGW (Serving Gateway) in LTE networks is responsible for routing and forwarding user data packets.

• In 5G networks, S...read more
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Q4. What are different types of transmission losses. What is VSWR. What is difference between packet Loss , Latency and Jitter
Ans. 
Transmission losses include conductor losses, dielectric losses, radiation losses. VSWR is Voltage Standing Wave Ratio. Packet loss, latency, and jitter are different types of network performance issues.
• Transmission losses: conductor losses (resistance in conductors), dielectric losses (energy lost in insulating materials), radiation losses (energy radiated into space)

• VSWR (Voltage Standing Wave Ratio): measure of how ...read more
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Q1. Salary discussion
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Q2. Why you want to join our company
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Q1. Your work experience three year work experience
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Q2. What is your work last company my work is team handling and site visit for work
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Numerical reasoning,verbal reasoning, inductive reasoning , deductive reasoning,logical reasoning, critical thinking.......

Can u give me a brief description of your company ....

Q1. HR question is what's ur goal
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Q2. Iam worked in an reputed company
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Q1. Introduction of OSI Model
Ans. 
The OSI model is a conceptual framework for understanding network communication.
• OSI stands for Open Systems Interconnection.

• It has 7 layers, each with a specific function.

• The layers are: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

• Each layer communicates with the layer above and below it.

• The model helps ensure interoperability between different network devices and software.

• Example: H...read more
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Q2. Basics of MUX,Port,Alarm, Cards
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Q3. Explain Transport & Network layer
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Transport layer ensures reliable data transfer between end systems. Network layer provides logical addressing and routing.
• Transport layer segments and reassembles data into a stream of packets.

• Transport layer provides error checking and flow control.

• Network layer determines the best path for data to travel from source to destination.

• Network layer uses logical addressing to identify devices on a network.

• Examples of tran...read more
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Q1. What is your family background?
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Q2. What are your strengths and weaknesses?
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Q3. Share details of your previous job.
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Q4. What are your salary expectations?
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Q5. Why should we hire you?
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Q6. Tell me about yourself.
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Q1. Vlan, vtp,stp,routing, switching basic
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Q1. Strength weakness ,about yourself
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