Writer Corporation Network Engineer Interview Questions and Answers

Q1. Overall previous site infrastructure details
Ans. 
Previous site infrastructure included data centers, networking equipment, servers, and storage systems.
• Data centers were located in multiple regions for redundancy.

• Networking equipment included routers, switches, and firewalls.

• Servers were a mix of physical and virtual machines.

• Storage systems used SAN and NAS technologies.

• Backup and disaster recovery plans were in place.

• Monitoring tools were used to track performance
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Multiple scenarios of UPS DG CHILLER FAILURES

Round duration - 60 Minutes
Round difficulty - Medium

The round started at 8 PM. There was one question with several test cases and had to pass every test case in order to get a call for interview.

Q1. 
Nth Fibonacci Number Problem Statement
Calculate the Nth term in the Fibonacci sequence, where the sequence is defined as follows: F(n) = F(n-1) + F(n-2), with initial conditions F(1) = F(2) = 1.
Input:
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Round duration - 45 Minutes
Round difficulty - Medium

It was first round for 45mins and only one question was asked.

Q1. 
Sum Of Zeroes Coverage Calculation
You are provided with a binary matrix containing dimensions 'N * M', comprised only of 0s and 1s. Your task is to compute the aggregated sum of coverages for all the zer...read more
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Round duration - 45 Minutes
Round difficulty - Easy

It was again 45 min interview and after an intro we quickly jumped in coding.

Q1. 
Word Occurrence Counting
Given a string 'S' of words, the goal is to determine the frequency of each word in the string. Consider a word as a sequence of one or more non-space characters. The string can h...read more
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Round duration - 45 minutes
Round difficulty - Medium

It was an Technical + HR round. The interviewer was very understanding and he checked the overall knowledge of the subject.

Q1. 
Kth Smallest Element Problem Statement
You are provided with an array of integers ARR of size N and an integer K. Your task is to find and return the K-th smallest value present in the array. All elements...read more
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Q1. What is the role of (APFC)
Ans. 
The role of APFC (Automatic Power Factor Controller) is to maintain the power factor of electrical systems by automatically switching capacitors in and out of the circuit.
• APFC monitors the power factor of the system and activates or deactivates capacitors accordingly.

• It helps in reducing electricity bills by improving power factor and reducing reactive power consumption.

• APFC ensures efficient utilization of electrical ...read more
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Q2. What is the Transformation Ratio?
Ans. 
Transformation ratio is the ratio of the number of turns in the primary winding to the number of turns in the secondary winding of a transformer.
• Transformation ratio determines the voltage transformation between the primary and secondary windings of a transformer.

• It is calculated as the ratio of the number of turns in the primary winding to the number of turns in the secondary winding.

• For example, if a transformer has ...read more
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Q1. About switches, routers, servers and installation part and all in medium type
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Q2. English communication and local language Tamil must be for getting the job
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Q1. For xBis machines equipments and other parts related
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