Litmus7 Systems Consulting Devops Engineer Interview Questions and Answers

30 min mid level apti and reasoning test

3 basic coding questions where given from and we had to solve only 2 of those.

Q1. Basic technical questions based on your resume
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Q2. Basic Data Structures question
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Q1. Basic HR questions
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Q2. Job location and joining date
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Q1. What is OOPS concept
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 problems

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

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

• Inheritance allows one class to inherit prop...read more
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Q2. What is Encapsulation
Ans. 
Encapsulation is the concept of bundling data and methods that operate on the data into a single unit, known as a class.
• Encapsulation helps in hiding the internal state of an object and restricting access to it.

• It allows for better control over the data by preventing direct access from outside the class.

• Getters and setters are commonly used to access and modify the encapsulated data.

• Example: In a Car class, variables l...read more
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Q3. Define Four pillars
Ans. 
The four pillars of object-oriented programming in Java are abstraction, encapsulation, inheritance, and polymorphism.
• Abstraction: Hides complex implementation details and only shows the necessary features to the outside world.

• Encapsulation: Bundles data and methods that operate on the data into a single unit, preventing direct access from outside the class.

• Inheritance: Allows a class to inherit properties and behavior...read more
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Q1. SDLC process and how it is implemented in project
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Q2. About projects, it's Objective, the role I have worked, output
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Q3. Data structure, DBMS concepts
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Q1. Tell something about Polimorphism
Ans. 
Polymorphism is the ability of an object to take on many forms.
• Polymorphism allows objects of different classes to be treated as if they were objects of the same class.

• It can be achieved through method overloading and method overriding.

• Example: A shape class can have different subclasses like circle, square, and triangle, each with their own implementation of the draw method.

• Polymorphism makes code more flexible and re
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Q1. Wap to check prime factor
Ans. 
A program to check if a number is a prime factor or not.
• Take input number from user

• Loop through all numbers from 2 to n/2

• If n is divisible by any number, it is not a prime factor

• If n is not divisible by any number, it is a prime factor
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Q1. Basic SQL Functions, Clauses and Simple Procs
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Q2. Basic Object Oriented Programming Concepts
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Q1. Data structures Core java Spring boot Hibernate
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SQL, English

Q1. Oops concepts, reasoning
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Q1. Basic SQL and MySQL and Advance topics
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Q1. What is your family background?
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Q2. Why are you looking for a change?
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Q3. Where do you see yourself in 5 years?
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Q4. What are your strengths and weaknesses?
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Q5. Tell me about yourself.
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