Nucleus Software Exports Software Engineer Trainee Interview Questions and Answers

DSA, SQL, Problem Solving, Technical, Data Structures and Algorithms

Q1. Write an SQL Query for retrieving something
Ans. 
SQL query to retrieve data from a database
• Use SELECT statement to specify the columns to retrieve

• Use FROM clause to specify the table to retrieve data from

• Use WHERE clause to filter the results based on conditions
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Q2. Write a program to achieve something
Ans. 
Program to sort an array of integers in ascending order
• Use a sorting algorithm like bubble sort, selection sort, or insertion sort

• Iterate through the array and compare adjacent elements to swap if necessary

• Repeat the process until the array is sorted
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First round was aptitude round..it was easy and some basics english grammar based questions were asked in this round.Then on the basis of marks around 70 out of 136 were selected for the next round

Second round was group discussion.It went really well ,our topic was water crisis in the current world

Q1. Questions were from my resume,how many types of status codes are their in js or node
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Q2. What is Sdlc ,how did you implemented it in your project
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Q1. Last round was hr round...hr was so friendly.
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It was pretty easy...i went with my own topic "my favourite place"

Q1. First they asked for self introduction next he began to ask questions based on my resume.he asked about the project i mentioned, then told me to write a code for any one arithmetic operation and asked ques...read more
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Q1. Self introduction
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Q2. Some personal questions
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Normal aptitude questions, was held online

Q1. What project you have worked on?
Ans. 
I have worked on a project to develop a mobile application for tracking daily water intake.
• Developed user interface using React Native

• Implemented backend using Node.js and MongoDB

• Integrated push notifications for reminders
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Q2. What is the difference between cloud and LAN?
Ans. 
Cloud is a network of remote servers hosted on the internet to store, manage, and process data, while LAN is a local area network that connects computers in a limited area.
• Cloud is accessed over the internet, while LAN is a local network within a specific physical location.

• Cloud allows for scalability and flexibility in terms of resources, while LAN is limited by its physical boundaries.

• Examples of cloud services inclu...read more
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Q3. Explain the OOPS concept of Java in detail
Ans. 
OOPS concept in Java refers to Object-Oriented Programming principles like Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class B extends class A.

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: private variables with public methods.

• Polymorphism: Ability of a method to do ...read more
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Q4. A logical reasoning question
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Q1. Why choose IBS?
Ans. 
IBS offers a challenging and dynamic work environment with opportunities for growth and learning.
• IBS provides cutting-edge technology solutions for global clients.

• The company values innovation and encourages employees to think creatively.

• IBS has a strong focus on employee development and offers training programs to enhance skills.

• The work culture at IBS promotes collaboration and teamwork.

• IBS has a strong reputation in...read more
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Q2. Are tou willing to relocate?
Ans. 
Yes, I am willing to relocate for the right opportunity.
• I am open to relocating for the right job opportunity

• I have relocated in the past for work

• I am flexible and willing to move for career growth
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Easy level aptitude and coding question was asked

Q1. Reverse a string Sorting algo Preorder traversal for tree
Ans. 
Reverse a string using sorting algorithm and perform preorder traversal for a tree.
• To reverse a string using sorting algorithm, we can convert the string to an array of characters, sort the array in descending order, and then join the characters back together to form the reversed string.

• For preorder traversal of a tree, we visit the root node first, then recursively traverse the left subtree and finally the right subtr
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Q2. 01 knapsack Dfs for graph
Ans. 
Knapsack problem involves maximizing the value of items in a knapsack without exceeding its weight limit. DFS is a graph traversal algorithm.
• Knapsack problem can be solved using dynamic programming approach.

• DFS (Depth First Search) is a graph traversal algorithm that explores as far as possible along each branch before backtracking.

• Example: In a knapsack problem, given items with weights and values, DFS can be used to ...read more
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Q1. Clearing out package and concent for working on different programming language
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Very generalized topic

Need to know the concepts oops with some examples

Q1. Are you willing to serve the contract period
Ans. 
Yes, I am willing to serve the contract period.
• I am committed to completing the contract period.

• I understand the importance of fulfilling my obligations.

• I am eager to gain experience and contribute to the company.

• I am open to learning and growing in this role.

• I am willing to adapt and work towards the goals of the organization.
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