i-XL Technologies Interview Questions and Answers

Q1. Basic questions about the experience and the product worked on
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Q1. Basic introduction
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Q2. SQL queries
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Q1. Technical questions
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Q2. Mysql , Database
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Easy Level DS Questions - 30 mins

Q1. Cloud Services related questions
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Q2. ETL Based question
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A comprehensive coding test which included job role simulation.

Advanced Cloud Services questions

Q1. Introduce yourself
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I am a Senior Software Developer with 8 years of experience in full-stack development, specializing in Java and Angular.
• 8 years of experience in full-stack development

• Specialize in Java and Angular

• Strong problem-solving skills

• Experience working in agile environments
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Q2. Why did you leave your last organisation
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Reasoning , maths , coding, english

Java python css c programming sql, html.

Q1. Find the second largest element in array
Ans. 
Find the second largest element in an array of strings.
• Convert the strings to integers for comparison.

• Sort the array in descending order.

• Return the second element in the sorted array.
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Q2. Tell about oops in c++
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Object-oriented programming concepts in C++
• Encapsulation: bundling data and methods that operate on the data together. Example: class Car { private: int speed; public: void accelerate() { speed++; } };

• Inheritance: creating new classes based on existing classes. Example: class ElectricCar : public Car { public: void charge() { cout << 'Charging...'; } };

• Polymorphism: ability to present the same interface for different d...read more
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Q1. What is oops concept with real life example
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OOPs concept is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• Encapsulation: bundling data and methods that operate on the data into a single unit. Example: a car object with properties like color and methods like start() and stop().

• Inheritance: allows a class to inherit properties and behavior from another class. Example: a class...read more
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Q2. Real life scenario example of oops
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A real life scenario example of OOPs is modeling a car as an object with properties and methods.
• Create a Car class with attributes like make, model, year, color

• Define methods like start(), accelerate(), brake()

• Instantiate multiple car objects and perform actions on them
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Q3. What is collections
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Collections in Java are classes and interfaces that provide a way to store and manipulate groups of objects.
• Collections provide a way to work with groups of objects in Java

• They include classes like ArrayList, LinkedList, HashMap, etc.

• Collections framework provides interfaces like List, Set, Map, etc.

• Collections offer methods for adding, removing, and accessing elements in a group
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Q1. Tell me about yoursef
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I am a passionate Java developer with 5 years of experience in developing web applications and implementing software solutions.
• 5 years of experience in Java development

• Strong knowledge of web application development

• Experience in implementing software solutions

• Passionate about coding and problem-solving
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Q2. Tell me about ur project
Ans. 
Developed a web application for online shopping with user authentication and payment gateway integration.
• Used Java Spring framework for backend development

• Implemented RESTful APIs for communication between frontend and backend

• Integrated Stripe API for secure payment processing
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