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Kellogg Brown and Root Principal Engineer Interview Questions and Answers

Updated 20 Jan 2024

Kellogg Brown and Root Principal Engineer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Dec 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Bases on experience specified in the CV

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well on your projects handled

Interview questions from similar companies

I applied via Campus Placement and was interviewed in Aug 2020. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Best sorting although and its working they asked
  • Q2. Write a program to replace the character with another character in java.
  • Ans. 

    A program to replace a character with another character in Java.

    • Create a string variable with the original text

    • Use the replace() method to replace the character with another character

    • Print the new string with the replaced character

  • Answered by AI
  • Q3. SQL queries on order by, group by, and it's difference they asked.
  • Q4. Project management experience they asked.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepare on the basis concepts and be perfect on your resume they are not expecting much from you as you are a fresher.

Skills evaluated in this interview

I applied via Naukri.com and was interviewed before Feb 2021. There were 2 interview rounds.

Round 1 - Case Study 
Round 2 - Group Discussion 
Pro Tip by AmbitionBox:
Don’t treat group discussions as an argument. Group discussion is about reaching a meaningful conclusion.
View all tips

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview process is smooth and majorly asked direct questions and some scenarios

I applied via Naukri.com and was interviewed in Oct 2020. There was 1 interview round.

Interview Questionnaire 

3 Questions

  • Q1. What is second level cache?How to implement second level cache?How to optimize sql query?what are solid principles?
  • Ans. 

    Second level cache is a caching mechanism used to improve performance by storing frequently accessed data in memory.

    • Second level cache is implemented at the application level and can be configured using frameworks like Hibernate.

    • To optimize SQL queries, one can use indexes, avoid using SELECT *, and use JOINs instead of subqueries.

    • SOLID principles are a set of design principles for writing maintainable and scalable cod...

  • Answered by AI
  • Q2. Mostly FAQ but somewhat in depth?
  • Q3. How to deploy application in aws?
  • Ans. 

    To deploy an application in AWS, you need to create an EC2 instance, configure security groups, install necessary software, and upload your application code.

    • Create an EC2 instance in the desired region and select the appropriate instance type

    • Configure security groups to allow traffic to and from the instance

    • Install necessary software and dependencies on the instance

    • Upload your application code to the instance

    • Start the ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic faq but in depth,Interview level is easy to medium.They will ask only theory .No practical algorithm test.

Skills evaluated in this interview

I applied via Company Website and was interviewed before Aug 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What is my longterm and short-term goals.
  • Ans. My short-term is to become an expert in solving queries And long term is to become valuable employee in an organisation and managing a team, also helping new recruits to learn the work.
  • Answered Anonymously

Interview Preparation Tips

Interview preparation tips for other job seekers - Excellent and friendly-nature interview

I applied via Campus Placement and was interviewed in Dec 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. THERE WERE 4 ROUNDS.1-APTITUDE 2-PSEUDO TEST 2-TECHNICAL INTERVIEW 4-HR ROUND
  • Q2. 1ST ROUND WAS VERY SIMPLE 2ND WAS LITTLE COMPLEX 3RD&4TH ROUND WAS VERY SIMPLE

Interview Preparation Tips

Interview preparation tips for other job seekers - PREPARE BASIC PROGRAMMING CONCEPTS AND APTITUDE

I applied via Recruitment Consulltant and was interviewed before Jun 2021. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Where do we use BigInteger in java ?
  • Ans. 

    BigInteger is used for mathematical operations involving very large integers in Java.

    • BigInteger is used when the range of values supported by primitive data types like int and long is not sufficient.

    • It is commonly used in cryptography and security applications.

    • It provides methods for arithmetic, bitwise, and logical operations on large integers.

    • Example: calculating factorial of a large number, generating large prime nu

  • Answered by AI
  • Q2. Merge Sort Algo code in java
  • Ans. 

    Merge Sort Algo code in java

    • Divide the array into two halves

    • Recursively sort the two halves

    • Merge the sorted halves

    • Time complexity: O(n log n)

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Genpact Software Engineer interview:
  • Core Java
  • DSA
Interview preparation tips for other job seekers - Not a very good interview experience. I was asked 2-3 questions only. Not satisfied with interview process.

Skills evaluated in this interview

I applied via Campus Placement and was interviewed in Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

10 Questions

  • Q1. Tell me about yourself
  • Q2. Write a program to print unique elements in an array in java
  • Ans. 

    Program to print unique elements in an array in Java

    • Create a HashSet to store unique elements

    • Iterate through the array and add each element to the HashSet

    • Print the HashSet to get the unique elements

  • Answered by AI
  • Q3. Types of data structures
  • Ans. 

    Data structures are ways of organizing and storing data in a computer so that it can be accessed and used efficiently.

    • Arrays - a collection of elements of the same type

    • Linked Lists - a sequence of nodes where each node contains a reference to the next node

    • Stacks - a collection of elements with two main operations: push (add) and pop (remove)

    • Queues - a collection of elements with two main operations: enqueue (add) and d...

  • Answered by AI
  • Q4. Tree traversal
  • Q5. What is oops
  • Ans. 

    OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.

    • OOPs focuses on creating objects that contain both data and functions.

    • It emphasizes on encapsulation, inheritance, and polymorphism.

    • Examples of OOPs languages are Java, C++, Python, etc.

  • Answered by AI
  • Q6. Applications of oops
  • Ans. 

    OOPs is used for creating modular, reusable and maintainable code.

    • Encapsulation: Hiding implementation details and exposing only necessary information.

    • Inheritance: Reusing code and creating a hierarchy of classes.

    • Polymorphism: Using a single interface to represent multiple entities.

    • Abstraction: Reducing complexity by hiding unnecessary details.

    • Examples: Java, C++, Python, Ruby, etc.

  • Answered by AI
  • Q7. What is inheritance
  • Ans. 

    Inheritance is a mechanism in object-oriented programming where a new class is created by inheriting properties of an existing class.

    • Inheritance allows code reuse and promotes code organization.

    • The existing class is called the parent or superclass, and the new class is called the child or subclass.

    • The child class inherits all the properties and methods of the parent class and can also add its own unique properties and ...

  • Answered by AI
  • Q8. What is polymorphism
  • Ans. 

    Polymorphism is the ability of an object to take on many forms.

    • It allows objects of different classes to be treated as if they were objects of the same class.

    • It is achieved through method overriding and method overloading.

    • Example: A parent class Animal can have child classes like Dog, Cat, and Bird, each with their own unique implementation of the method 'makeSound'.

    • Polymorphism makes code more flexible and reusable.

  • Answered by AI
  • Q9. What is abstraction? Explain with example
  • Ans. 

    Abstraction is the process of hiding complex implementation details and exposing only the necessary information.

    • Abstraction helps in reducing complexity and increasing efficiency.

    • It allows us to focus on the essential features of an object or system.

    • For example, a car can be abstracted as a vehicle with certain properties like speed, fuel efficiency, and seating capacity.

    • Abstraction can be achieved through interfaces,

  • Answered by AI
  • Q10. What is encapsulation
  • Ans. 

    Encapsulation is the process of hiding implementation details and providing a public interface for accessing the functionality.

    • Encapsulation helps in achieving data abstraction and information hiding

    • It prevents unauthorized access to the internal details of an object

    • It allows for easy modification of implementation without affecting the external code

    • Example: A class with private variables and public methods

    • Example: A b...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - As I'm from ECE background it's little bit easy for me because they ask basic questions. If we are good enough in basics it's easy to crack Mindtree interview

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Feb 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. In and out of project. How bucketing concept works. Data localisation in Hadoop. Persistence in spark.

Interview Preparation Tips

Interview preparation tips for other job seekers - Project should be explained well and basic concepts should be cleared.

Interview Questionnaire 

1 Question

  • Q1. Java collection

Interview Preparation Tips

Interview preparation tips for other job seekers - In hackathon , there is no interview round.

Kellogg Brown and Root Interview FAQs

How many rounds are there in Kellogg Brown and Root Principal Engineer interview?
Kellogg Brown and Root interview process usually has 1 rounds. The most common rounds in the Kellogg Brown and Root interview process are Technical.
How to prepare for Kellogg Brown and Root Principal Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Kellogg Brown and Root. The most common topics and skills that interviewers at Kellogg Brown and Root expect are Cable Schedule, Database, MCC and Smart Plant Instrumentation.

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Kellogg Brown and Root Principal Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more

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Kellogg Brown and Root Principal Engineer Salary
based on 19 salaries
₹27 L/yr - ₹40 L/yr
At par with the average Principal Engineer Salary in India
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Kellogg Brown and Root Principal Engineer Reviews and Ratings

based on 1 review

3.0/5

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