ESI Software India Interview Questions and Answers

Q1. Write a Prime number function using C
Ans. 
A function in C to check if a number is prime or not
• Create a function that takes an integer as input

• Check if the input number is divisible by any number from 2 to its square root

• If it is not divisible by any number, return true (prime), else return false (not prime)
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Q2. Write some basic codes for Manipulation in array
Ans. 
Basic codes for array manipulation including sorting, searching, and filtering.
• Use built-in functions like sort() for sorting arrays.

• Implement algorithms like binary search for searching in arrays.

• Utilize filter() method for filtering arrays based on specific criteria.
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Online coding test having basic problems and some aptitude problem.

Q1. Interviewer will ask opps and 2 basic coding problem 2 aptitude problem if you mention any technology in resume then ask about technology and projects
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Q2. What is opps ?
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OOPs stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.
• OOPs focuses on creating objects that contain both data and methods to manipulate that data.

• Encapsulation, inheritance, polymorphism, and abstraction are key principles of OOPs.

• Examples of OOPs languages include Java, C++, and Python.
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Q3. What is singleton class ?
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A singleton class is a class that can only have one instance created and provides a global point of access to that instance.
• Singleton classes are often used for logging, caching, database connections, and thread pools.

• They typically have a private constructor to prevent instantiation from other classes.

• They provide a static method to access the single instance, which is created if it doesn't exist yet.
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Totally there were 15 questions

Logical and Analytical Reasoning

General Coding Test using any coding language of your choice

Q1. General Aptitude and coding question
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Q2. Puzzles and logical reasoning will be asked
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Q3. They may ask you to write code
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It has include logical ,reasoning question. Aptitude questions are include mcq type question.

Firstly introduce yourself then HR take the one subject then selected candidate discuss on that subject. Subject related talking positive and negative point. Then who candidate speak better these are select in next round.

Q1. What is Balance sheet
Ans. 
Balance sheet is a financial statement that shows a company's assets, liabilities, and shareholders' equity at a specific point in time.
• It provides a snapshot of a company's financial position.

• Assets are what the company owns, liabilities are what it owes, and shareholders' equity is the difference between the two.

• The balance sheet follows the accounting equation: Assets = Liabilities + Shareholders' Equity.

• It helps in...read more
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Q2. What is bond and types of bonds
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A bond is a fixed income investment where an investor loans money to an entity which borrows the funds for a defined period at a fixed interest rate.
• Types of bonds include government bonds, corporate bonds, municipal bonds, and convertible bonds.

• Government bonds are issued by governments to fund public spending.

• Corporate bonds are issued by companies to raise capital for various purposes.

• Municipal bonds are issued by l...read more
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