RenewBuy Manager Sales & Operations Interview Questions and Answers

Questions on DSA and Algo

Q1. Low level design
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Q1. High level design
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Normal nomerical qustion

Q1. Normal tell me your self
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Round duration - 75 Minutes
Round difficulty - Medium

The round consisted of 2 Coding based based questions.
These question were easy for as I have already done this while preparing.

Q1. 
Flip Equivalent Binary Tree Problem
Determine whether two binary trees, given by their roots 'ROOT1' and 'ROOT2', are flip equivalent. A tree can be transformed into a flip equivalent through any number o...read more
Ans. 
The problem is to determine if two binary trees are flip equivalent after performing flip operations on one of the trees.
• Perform a depth-first search (DFS) on both trees simultaneously

• At each node, check if the values are equal and the left and right subtrees are either both null or both not null

• If the above conditions are met, recursively check the flip equivalence of the left and right subtrees

• If any of the condition...read more
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Q2. 
Split Array Into Increasing Subsequences Problem Statement
You are provided with an integer array ARR of size N sorted in ascending order. Your task is to determine if it is possible to split this array i...read more
Ans. 
The task is to determine if an integer array can be split into one or more increasing subsequences with a length of at least 3.
• Check if the array can be split into increasing subsequences by iterating through the array.

• Keep track of the current subsequence and its length while iterating.

• If the difference between the current element and the previous element is not 1, start a new subsequence.

• If the length of any subseque...read more
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Round duration - 60 Minutes
Round difficulty - Easy

The interview started a bit late as I it to be at 11:30 am but started at 12:15pm So Had to wait. Apart from these the overall experience was great and the interviewer was also kind and had a smiling face.

Q1. 
Ninja and Alternating Largest Problem Statement
Ninja is given a sequence of numbers and needs to rearrange them so that every second element is greater than its neighbors on both sides.
Example:
Input:
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Ans. 
The task is to rearrange the given array such that every second element is greater than its left and right element.
• Iterate through the array and check if every second element is greater than its left and right element

• If not, swap the current element with its adjacent element to satisfy the condition

• Continue this process until the entire array satisfies the condition

• Return 1 if the array satisfies the condition, else re
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Round duration - 30 Minutes
Round difficulty - Easy

10:30 PM 
Interviewer was Cool.

Round duration - 5 minutes
Round difficulty - Easy

At 10:00 am

Q1. DSA Round & Introduction Round
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Q2. DP Question related to subsequence
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Q1. Design Parking Lot
Ans. 
Design a parking lot system with multiple levels and spots for cars.
• Create a class for ParkingLot with attributes like levels, spots per level, etc.

• Implement methods for parking a car, removing a car, checking availability, etc.

• Consider implementing a ticketing system for tracking parked cars.

• Utilize data structures like arrays, lists, or maps to manage parking spots efficiently.
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Q2. Sort Numbers with large file
Ans. 
Use external sorting algorithm like merge sort to efficiently sort numbers in a large file.
• Break the large file into smaller chunks that can fit into memory

• Sort each chunk individually using a sorting algorithm like merge sort

• Merge the sorted chunks back together to get the final sorted result
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Apti and coding

Q1. Questions on java a d sql
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Coding test has multiple choice questions based on basics of programming and 2 coding questions.

Q1. What are the details of Object-Oriented Programming (OOP) concepts?
Ans. 
OOP is a programming paradigm based on the concept of objects, which can contain data and code to manipulate that data.
• OOP focuses on creating objects that interact with each other to solve problems.

• Key concepts include classes, objects, inheritance, polymorphism, and encapsulation.

• Classes are blueprints for creating objects, defining their properties and behaviors.

• Inheritance allows new classes to be based on existing...read more
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Q2. DSA question to solve using any programming language ?
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Q3. Some concepts of web development and binary tree related questions
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Q1. What do you know about Digit insurance?
Ans. 
Digit Insurance is a technology-driven insurance company offering a range of general insurance products.
• Digit Insurance was founded in 2016 by Kamesh Goyal.

• It is known for its innovative and customer-centric approach to insurance.

• Digit offers various insurance products such as health insurance, motor insurance, travel insurance, and more.

• The company leverages technology to simplify the insurance process and provide a s
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Q2. Where do you see yourself after 5 years ?
Ans. 
In 5 years, I see myself as a senior software engineer leading a team of developers on innovative projects.
• Leading a team of developers on projects

• Continuing to learn and grow in my technical skills

• Contributing to the success and growth of the company

• Possibly pursuing further education or certifications

• Exploring opportunities for mentorship and leadership roles
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First round was coding test in online mode which was quite easy.

Q1. In the 2nd round they asked the technical questions from SQL , simple coding questions.
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