Kaar Tech Software Trainee Interview Questions and Answers

Hackathon on chatbot development website

Q1. OOPS basics like shallow copy deep copy
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Q2. Sorting techniques and psuedo code
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Q1. Questions on projects
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Q2. Introduction and insights of comapny
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Quants,verbels based on maths and grammer

Problem solving - python programming,Java programming

Q1. Oops logics and types Methods of overloading and overridding Class and object
Ans. 
Overloading and overriding are ways to achieve polymorphism in object-oriented programming. Classes are blueprints for objects.
• Overloading involves defining multiple methods with the same name but different parameters.

• Overriding involves redefining a method in a subclass that is already defined in the superclass.

• Classes are templates for creating objects, while objects are instances of classes.

• Example: Overloading - ha...read more
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Q1. Implement LinkedList and insert element at last
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Implement LinkedList and insert element at last
• Create a Node class with data and next pointer

• Create a LinkedList class with head and tail pointers

• Implement a method in LinkedList class to insert element at the end
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Q1. Core java , spring boot , mysql , lunix
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It was basic aptitue

Q1. Ask basic oops questions
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Q2. Abstraction , encapsulation etc
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Moderate level Aptitude test...........

Q1. Technical round was on coding part. I was asked more about OOPS concepts. I was also asked to write a program in C
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Q1. ...... .... ...... .... ..... ... ... .... ..... ... He hv he yr TV be ez HQ is Bts oct is ev
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7 diff sections in the first test

Q1. Diff between primary and foreign key
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Primary key uniquely identifies a record in a table, while foreign key establishes a link between two tables.
• Primary key is unique and cannot have null values

• Foreign key references the primary key of another table

• Primary key can be used to enforce entity integrity

• Foreign key can be used to enforce referential integrity
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Q2. Basic sql questions
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Q1. What is oops concept
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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

• Key concepts include encapsulation, inheritance, polymorphism, and abstraction

• Encapsulation involves bundling data and methods that operate on the data into a single unit

• Inheritance allows a class to inherit propert...read more
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Q2. What is monkey patching
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Monkey patching is a technique in programming where existing code is changed or extended at runtime.
• Monkey patching is commonly used in dynamic languages like Python and Ruby.

• It involves modifying or adding new methods to existing classes or modules.

• Monkey patching can be useful for fixing bugs or adding new functionality without modifying the original source code.
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Q3. Diff basic python question
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The question is about basic Python concepts.
• Python is a high-level programming language known for its simplicity and readability.

• Basic Python concepts include data types, variables, loops, conditionals, functions, and modules.

• Python uses indentation to define code blocks, unlike other languages that use curly braces.
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