Columbus Global Associate Systems Engineer Interview Questions and Answers

Q1. Tell me about yourself?
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Q1. Exp related question
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It was half an hour-long interview. Questions were mainly to examine the candidate's hold over OOP's and the mentioned language. Few coding questions to test logic building ability of the candidate.

Q1. Salary Discussion
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Q2. Expectations from the company and area of interest of working
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Build mern application

Q1. Nodejs, javascript, project experience
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Q1. Data structures and algorithms
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Logical reasoning, pseudo codes, mathematical equations

Q1. Explain OOPS in java
Ans. 
OOPS in Java stands for Object-Oriented Programming System, which is a programming paradigm based on the concept of objects.
• OOPS focuses on creating objects that interact with each other to solve a problem

• It involves concepts like inheritance, encapsulation, polymorphism, and abstraction

• Java supports OOPS principles through classes and objects
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Q2. Data Structure, Basic SQL queries
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Q3. Define abstract method and abstract class
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Abstract method is a method without implementation in abstract class which cannot be instantiated. Abstract class is a class with abstract methods.
• Abstract method is declared in abstract class without implementation

• Abstract class cannot be instantiated, only used as a base for other classes

• Abstract class can have both abstract and non-abstract methods

• Example: abstract class Animal { abstract void makeSound(); }

• Example:
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Q1. Why should we hire you?
Ans. 
I have a strong technical background, excellent problem-solving skills, and a passion for software development.
• I have a Bachelor's degree in Computer Science and 5 years of experience in software development.

• I have successfully completed multiple projects using various programming languages and technologies.

• I am a quick learner and always eager to expand my knowledge and skills in the field.
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Q2. What challenges your faced in life?
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I have faced challenges in balancing work and personal life, overcoming imposter syndrome, and adapting to new technologies.
• Balancing work and personal life: Juggling deadlines at work while making time for family and friends.

• Overcoming imposter syndrome: Feeling like I don't belong in the tech industry and constantly doubting my abilities.

• Adapting to new technologies: Learning new programming languages and tools to st
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Q1. All Java related questions
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Q2. Idea about AI and general HR questions
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Q1. C# question ,asp.net question
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Q2. Sql server question
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Q1. What is CSS Sprite
Ans. 
CSS Sprite is a technique used to combine multiple images into a single image to reduce the number of server requests.
• CSS Sprite helps in reducing loading time by reducing the number of HTTP requests.

• It involves combining multiple images into one larger image and then using CSS to display only the portion of the image needed.

• This technique is commonly used for icons, buttons, and other small images on websites.

• By using...read more
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Q2. Object Oriented Programming
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Q1. Introduce yourself and explain your carrier
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Q2. B. Tech with 11 years of experience on Linux Administration/Devops/Ansible/Puppet/Cloud administration/ AWS/Openstack
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