SimplifyVMS Software Developer Intern Interview Questions and Answers

Q1. Implement stack Data structure
Ans. 
A stack is a linear data structure that follows the Last In First Out (LIFO) principle for adding and removing elements.
• A stack can be implemented using an array or a linked list.

• Common operations include push (add), pop (remove), and peek (view top element).

• Example: Push 'A', 'B', 'C' onto the stack. Pop returns 'C', then 'B'.

• Stacks are used in function call management, expression evaluation, and backtracking algorith...read more
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Q2. Basic C++ and OOPS concepts
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Interview was for about 30 mins . One easy level question was asked on array.
Q. Given a string. If on rearranging the characters of string it can become palindrome then return true else false.
Some follow up questions were asked on the implementation of the solution.

Q1. Why do you want to join us?
Ans. 
I admire your innovative projects and commitment to growth, and I'm eager to contribute my skills to your dynamic team.
• Your company is known for its cutting-edge technology, and I want to be part of a team that pushes boundaries.

• I appreciate your focus on professional development; I look forward to learning from experienced mentors.

• The collaborative culture here aligns with my values, as I thrive in environments where ...read more
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Q2. Where do you see yourself in next 5 yeas?
Ans. 
In five years, I envision myself as a skilled software developer, leading projects and mentoring others in a dynamic tech environment.
• I aim to deepen my expertise in software development, particularly in areas like machine learning and cloud computing.

• I aspire to take on leadership roles, guiding teams through complex projects and fostering a collaborative environment.

• I plan to contribute to open-source projects, enhan...read more
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Round duration - 60 minutes
Round difficulty - Easy

Timing was 10 AM. Platform is very good.

Q1. 
Lazy Santa Problem Statement
It's Christmas and Santa has 'K' gifts to distribute. There are 'N' children standing in a straight line in the park due to COVID restrictions. You are given an array distance...read more
Ans. 
Find the minimum distance Santa must travel to distribute 'K' gifts to 'K' different children standing in a straight line.
• Sort the array 'distance' in ascending order to simplify the problem.

• Calculate the distance between each adjacent child and find the minimum sum of distances for 'K' gifts.

• Keep track of the minimum sum of distances as you iterate through the array.
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Q2. 
Valid String Problem Statement
Given a string S consisting solely of the characters '(', ')', and '*', determine if it is a valid string.
Definition of Valid String:
1. Every left parenthesis '(' must h...read more
Ans. 
Determine if a string consisting of '(' , ')' and '*' characters is valid based on given rules.
• Iterate through the string and keep track of the count of left parentheses, right parentheses, and stars.

• Use a stack to keep track of the positions of left parentheses.

• If at any point the count of right parentheses exceeds the count of left parentheses + stars, the string is invalid.

• If after iterating through the string, ther...read more
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Round duration - 90 minutes
Round difficulty - Medium

Timing was 10 AM. Platform is very good.

Q1. 
Lazy Santa Problem Statement
It's Christmas and Santa has 'K' gifts to distribute. There are 'N' children standing in a straight line in the park due to COVID restrictions. You are given an array distance...read more
Ans. 
Find the minimum distance Santa must travel to distribute 'K' gifts to 'K' different children standing in a straight line.
• Sort the array 'distance' in ascending order to simplify the problem.

• Calculate the distance between each adjacent child and find the minimum sum of distances for 'K' gifts.

• Keep track of the minimum sum of distances as you iterate through the array.
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Q2. 
Valid Parentheses Problem Statement
Given a string 'STR' consisting solely of the characters “{”, “}”, “(”, “)”, “[” and “]”, determine if the parentheses are balanced.
Input:
The first line contains an...read more
Ans. 
The task is to determine if a given string consisting of parentheses is balanced or not.
• Use a stack data structure to keep track of opening parentheses

• Iterate through the string and push opening parentheses onto the stack and pop when encountering a closing parenthesis

• If at the end the stack is empty, the string is balanced, otherwise it is not
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