Koch Business Solutions Software Engineer Interview Questions and Answers

It was good . 3 question

It was hard, 5 questions

Q1. Face to Face interview .
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Q2. Java basic question
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Q3. Java question directly start with hard coding question
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Q4. Not asking self introduction or anything related past company
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Q1. NA i am not selected
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Q1. Data structure [Array]
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Q2. Core JAVA questions[ exception handling , OOPS , Collections Framework ]
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Q3. JDBC and SQL questions
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Q1. Project discussion
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Q2. Tell me one scenerio under which you did development
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There were simple aptitude questions and core java MCQS

Q1. What's OOPs concept
Ans. 
OOP 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 (object).

• Inheritance: Ability of a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding th...read more
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Q2. Explain Inheritance
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Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.
• Allows a class to inherit attributes and methods from another class

• Promotes code reusability and reduces redundancy

• Creates a parent-child relationship between classes

• Derived class can override or extend the functionality of the base class

• Example: Class 'Car' can inherit from class 'Vehicle' and inh...read more
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Q3. Basic Java output questions
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Q1. Interviewer asked me to introduce and then he asked about my education and family details and then he told me about company.
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Basic coding along with general aptitude

Q1. What is oops describe with real time example?
Ans. 
OOPs (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPs focuses on creating objects that interact with each other to solve a problem

• Encapsulation: Objects encapsulate data and behavior. Example: Car object with properties like color and methods like start()

• Inheritance: Objects can inherit attributes and methods from other objects. Example: Anima...read more
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Q2. Describe about data structures with real time examples?
Ans. 
Data structures are ways to organize and store data efficiently in a computer.
• Data structures are used to store and organize data in a way that makes it easy to access and manipulate.

• Examples of data structures include arrays, linked lists, stacks, queues, trees, and graphs.

• For example, an array is a data structure that stores a collection of elements in a contiguous block of memory.

• A linked list is a data structure wh...read more
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Q3. What makes you different from other candidates?
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Q1. Why do you choose happiest minds ?
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Q2. Why should we hire you?
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Q1. Basic questions on java
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Q1. Basics of sql and java
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Q1. What is Observables, Services, Promises, Closure ?
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Q1. Objext oriented concepts on
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Q2. Java coding pattern
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Technical coding questions were asked

Q1. Salary discussions
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Q2. Office location discussion
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Q1. Basic information like:- why you want to change job, and some similar questions...
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Q1. Intermediate level questions on joins, cursor, bulk collect, trigger ....
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