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I applied via Campus Placement and was interviewed in Sep 2022. There were 3 interview rounds.
Little bit easy and it is mainly based on quantative and numerical aptitude
The efficient demodulation technique is coherent demodulation.
Coherent demodulation is a technique that uses a reference signal to extract the modulating signal from the carrier wave.
It is more efficient than non-coherent demodulation techniques as it can recover the original signal with higher accuracy.
Examples of coherent demodulation techniques include phase-shift keying (PSK) and quadrature amplitude modulation (QA
BPSK and QPSK are digital modulation techniques used in communication systems.
BPSK stands for Binary Phase Shift Keying and uses two phases of the carrier signal to represent 0 and 1.
QPSK stands for Quadrature Phase Shift Keying and uses four phases of the carrier signal to represent 2 bits of data.
BPSK is simpler and more robust, but has lower data rate compared to QPSK.
QPSK is more complex and sensitive to noise, but...
I applied via campus placement at SRM university (SRMU) and was interviewed before May 2022. There were 3 interview rounds.
Lumenci interview questions for popular designations
I applied via Naukri.com and was interviewed before Feb 2023. There were 2 interview rounds.
1 hour - Copied questions from big tech firm like google
I applied via Approached by Company and was interviewed before Jun 2021. There were 2 interview rounds.
To find a particular feature in a source code repo.
Use the search function in the code repository.
Search for keywords related to the feature.
Check the commit history for changes related to the feature.
Use the blame function to find who last modified the relevant code.
Consult with team members who may have worked on the feature.
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Motors are rated in KW because they consume power, while transformers and generators are rated in KVA because they produce power.
Motors convert electrical energy into mechanical energy, so they consume power and are rated in KW.
Transformers and generators produce electrical energy, so they are rated in KVA based on their apparent power.
KVA takes into account both the real power (KW) and the reactive power (KVAR) produc...
The type of motor used in ceiling fans is an induction motor.
Ceiling fans typically use single-phase induction motors.
These motors are designed to provide a constant speed and are efficient in converting electrical energy into mechanical energy.
The motor consists of a stator and a rotor, with the stator being the stationary part and the rotor being the rotating part.
The stator contains windings that create a rotating m...
A thermal power plant generates electricity by converting heat energy into mechanical energy.
Thermal power plants use fossil fuels or nuclear energy to heat water and produce steam.
The steam drives a turbine, which is connected to a generator that produces electricity.
The heat source can be coal, natural gas, oil, or nuclear reactions.
The steam is condensed back into water and recycled in a closed-loop system.
Thermal p...
A program to generate a geometric progression (GP).
Take the first term, common ratio and number of terms as input.
Use a loop to calculate each term of the GP.
Print the generated GP as output.
A program to print factorial using recursion
Define a function to calculate factorial recursively
Base case: if the number is 0 or 1, return 1
Recursive case: multiply the number with factorial of (number - 1)
Print the factorial of a given number
Logic to reverse a string without using string functions
Iterate through the string from the last character to the first
Create a new string and append each character to it in reverse order
A C code that prints out the elements of an array of strings.
Declare an array of strings
Use a loop to iterate through the array
Print out each element
The probability of rain in Chennai today depends on various factors such as season, weather conditions, and location.
The probability can be estimated by analyzing the current weather patterns and historical data.
Factors such as humidity, temperature, and wind speed can affect the probability of rain.
Local weather forecasts and satellite imagery can also provide insights into the likelihood of rain.
The probability of ra...
It is impossible to accurately predict the probability of India winning the next Cricket World Cup.
Sports events are unpredictable and depend on various factors such as team performance, weather conditions, injuries, etc.
Past performance of the team and individual players can be considered, but it does not guarantee future success.
Other teams participating in the tournament also play a significant role in determining t...
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