Patra Corporation IT Executive Interview Questions and Answers

1-hour exam, few math questions, and few technical were asked, and all were MCQs

Very general topics were asked to check our communication skills

Q1. Intro, DBMS, SQL questions, OOPs concepts, and real-life examples, About the project I worked in, were asked. Most of the questions are based on the resume.
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Q2. OOPs- inheritance, encapsulation code on it overloading, overriding concept and coding question
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Q3. Coding questions on strings
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Analytical Test with Mathematical questions

Q1. Tell me about yourself.
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Q2. What do you know about excel?
Ans. 
Excel is a spreadsheet program developed by Microsoft for data organization, analysis, and visualization.
• Excel is used for creating spreadsheets, organizing data, and performing calculations.

• It allows users to create charts, graphs, and pivot tables to visualize data.

• Functions and formulas can be used to manipulate data and perform complex calculations.

• Excel is commonly used in business, finance, accounting, and data a...read more
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Q3. Family background
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Q4. Why Quess Corp and why HR?
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Q1. About HT and LT Transmission , Distribution and Backup Systems
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Q2. About work place and culture
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Q1. Previous Experience, skills & CTC
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Q2. About role and responsibilities
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Q1. Direct questions related to your skills & experience, detail knowledge.
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Q2. Some technical things
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Q1. Software platform
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Q2. Frontend tools, backend tools
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Q1. What r the frontend tools
Ans. 
Frontend tools are software used to develop and design the user interface of a website or application.
• HTML

• CSS

• JavaScript

• React

• Angular

• Vue.js

• Bootstrap

• jQuery
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Q1. 1) Tell me about your achievements in organisations? 2) Tell me about award which you have received in or work culture? 3) Tell me about yourself?
Ans. 
I have achieved significant results in improving efficiency and productivity in various organizations. I have also received awards for my contributions to work culture.
• Implemented a new project management system that increased team productivity by 20%

• Led a cross-functional team to successfully launch a new product ahead of schedule

• Received 'Employee of the Year' award for outstanding dedication and leadership

• Introduced...read more
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Round duration - 126 minutes
Round difficulty - Hard

This round consist of coding questions as well as mcqs based on aptitude as well as some domain sections. This round is hard.

Q1. 
Maximum Path Sum in a Matrix
Given an N*M matrix filled with integer numbers, determine the maximum sum that can be obtained from a path starting from any cell in the first row to any cell in the last row...read more
Ans. 
Find the maximum sum path in a matrix from top row to bottom row by moving down or diagonally.
• Use dynamic programming to keep track of maximum sum at each cell.

• At each cell, consider the maximum sum from the cell above, left diagonal, and right diagonal.

• Add the current cell value to the maximum of the three possibilities.

• Repeat this process for all cells in the matrix to find the maximum sum path.
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Q2. 
Boolean Matrix Transformation Challenge
Given a 2-dimensional boolean matrix mat of size N x M, your task is to modify the matrix such that if any element is 1, set its entire row and column to 1. Specifi...read more
Ans. 
Modify a boolean matrix such that if any element is 1, set its entire row and column to 1.
• Iterate through the matrix to find elements with value 1

• Store the row and column indices of these elements

• Update the entire row and column for each element found to be 1
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Round duration - 45 minutes
Round difficulty - Easy

In this round the interviewer ask few questions related to domain and at last he ask some behavioral questions.

Q1. 
Intersection of Linked List Problem
You are provided with two singly linked lists containing integers, where both lists converge at some node belonging to a third linked list.
Your task is to determine t...read more
Ans. 
Find the node where two linked lists merge, return -1 if no merging occurs.
• Traverse both lists to find the lengths and the last nodes

• Align the starting points of the lists by adjusting the pointers

• Traverse both lists simultaneously until a common node is found
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