Versatile Commerce DOT NET Developer Interview Questions and Answers

Round duration - 90 minutes
Round difficulty - Easy

Timing was 10:00 AM. Platform was good.

Q1. 
Subarray With Given Sum Problem Statement
Given an array ARR of N integers and an integer S, determine if there exists a contiguous subarray within the array with a sum equal to S. If such a subarray exis...read more
Ans. 
Given an array of integers, find a subarray with a given sum S.
• Iterate through the array while keeping track of the current sum and start index.

• Use a hashmap to store the sum and its corresponding index.

• If the current sum - S is found in the hashmap, a subarray with sum S exists.

• Return the start index and current index as the end index.
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Q2. 
Remove Consecutive Duplicates Problem Statement
Given a string S, your task is to recursively remove all consecutive duplicate characters from the string.
Input:
String S
Output:
Output string
Constr...read more
Ans. 
Recursively remove consecutive duplicate characters from a string.
• Use recursion to check if the current character is the same as the next character, if so skip the next character

• Base case: if string length is 1, return the string

• Example: Input: 'aabbc' Output: 'abc'
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30 min aptitude quetiobs

2 coding questions where asked i simple logics

Q1. Technical interview
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Based on JavaScript and Java.

A task based on JavaScript.

Coding is based scenario question , we have to write the code in paper. There is 1 hour time to complete the coding test.

Q1. I am unable to attend the second round.
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Aptitude questions with some basic coding questions

They have given 3 coding questions and some pseudo codings

Q1. Tell about your self
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Q2. Some coding questions
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Q1. Find the second most occurrence of string.
Ans. 
Find the second most occurrence of string in an array of strings.
• Create a dictionary to store the count of each string in the array

• Sort the dictionary by count in descending order

• Return the key of the second element in the sorted dictionary
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Q1. One Puzzle to detect Defective Box
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Q2. Previous Work Experience
Ans. 
I have 3 years of experience as a Software Developer at XYZ company.
• Developed web applications using Java and Spring framework

• Collaborated with cross-functional teams to deliver projects on time

• Implemented new features and enhancements based on client requirements
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