Bharti Airtel NOC Engineer Interview Questions, Process, and Tips

Directly asked some basic questions and then some scenario based questions.

Q1. In this round did not asked expectation of salary, only given salary structure, shift timings and manager details.
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Q1. Tell me about your self
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Q2. Tell me about past experience
Ans. 
I have 5 years of experience working as a NOC Engineer in a telecommunications company.
• Managed network operations and monitored network performance

• Troubleshooted network issues and implemented solutions

• Collaborated with cross-functional teams to ensure network reliability

• Performed regular maintenance and upgrades on network equipment

• Documented network configurations and changes for future reference
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Q3. What is interface.
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An interface is a point of interaction between two components, devices, or systems.
• Interfaces define how different components communicate with each other

• They can be physical (e.g. USB port) or virtual (e.g. API)

• Examples include Ethernet ports, HDMI connectors, and software APIs
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Q4. What is MCS and how work.
Ans. 
MCS stands for Multiple Channel Support and is a feature that allows a device to communicate on multiple channels simultaneously.
• MCS enables devices to increase data throughput by utilizing multiple channels for communication.

• It is commonly used in wireless communication protocols like Wi-Fi to improve network performance.

• For example, in Wi-Fi 6, MCS allows devices to transmit data on multiple channels at the same time
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Q5. What is rssi and how work RF device on best rssi
Ans. 
RSSI stands for Received Signal Strength Indicator and is a measurement of the power level being received by a device.
• RSSI is a value that indicates the strength of the signal being received by a device.

• RF devices work on the best RSSI by constantly monitoring and adjusting their connection to maintain the strongest signal.

• Devices can switch between different access points or channels to find the best RSSI for optimal ...read more
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Q1. About my self about my job profile
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Q2. About my career
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Q1. About my total experience
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Q2. About my job work profile
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Q3. About my job profile which is mention in my resume
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To check your telecom network knowledge

Q1. They check your confidence
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Q1. They check how to handle the situation
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Q2. What is routing protocol and its process
Ans. 
Routing protocol is a set of rules used by routers to determine the best path for data packets to reach their destination.
• Routing protocols help routers communicate with each other to share information about network topology.

• They use algorithms to calculate the best path for data packets based on factors like hop count, bandwidth, and delay.

• Examples of routing protocols include RIP, OSPF, EIGRP, and BGP.
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Q3. Woking of switch, router, ont and firewall
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