RWS Group Devops Engineer Interview Questions and Answers

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Q1. Expected salary
Ans. 
Negotiable based on experience and responsibilities
• Salary expectations are based on industry standards and cost of living in the area

• Consider the level of experience, skills, and responsibilities required for the position

• Research average salaries for DevOps Engineers in the specific location

• Be prepared to discuss salary expectations during the interview process
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Do basic aptitude and one coding question.

Q1. Be patient. You'll definately crack if your basic of programming and oops are clear.
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Q2. Questions specific to my final year project and code review.
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Q1. How will you optimize cost ?
Ans. 
Optimizing cost in DevOps involves efficient resource utilization and automation.
• Implementing infrastructure as code to automate provisioning and scaling of resources

• Utilizing cloud cost management tools to monitor and optimize spending

• Implementing containerization to improve resource utilization and reduce costs

• Optimizing CI/CD pipelines to reduce build and deployment times, saving on compute costs
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Q2. How will you deployed app on AWS cloud?
Ans. 
I would deploy the app on AWS cloud using services like EC2, S3, and Elastic Beanstalk.
• Create an EC2 instance to host the application

• Store static files in S3 bucket

• Use Elastic Beanstalk for easy deployment and scaling

• Set up security groups and IAM roles for access control
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Q1. Questions on Docker
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Q1. Simple coding question with hands-on and more on the theoretical part
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Q1. Scenario based question
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Round duration - 30 minutes
Round difficulty - Medium

Q1. How do you approach solving and troubleshooting infrastructure issues?
Ans. 
I approach solving and troubleshooting infrastructure issues by following a systematic approach and utilizing various tools and techniques.
• Identify the root cause of the issue by analyzing logs, monitoring metrics, and conducting tests.

• Utilize automation tools like Ansible, Puppet, or Chef to quickly deploy and configure infrastructure.

• Collaborate with team members and stakeholders to gather information and brainstorm ...read more
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Q2. 
Guess The Hidden Number Problem Statement
You are given an integer N and there is a hidden number within the range [0, N] that you must guess. You have access to a function higherLower(k) which helps in g...read more
Ans. 
The task is to guess a hidden number within a given range using a function that provides hints about the number's relation to a given input.
• Use the higherLower(k) function to determine if the hidden number is smaller, equal to, or greater than the input k.

• Implement a binary search algorithm to efficiently guess the hidden number within the given range.

• Iteratively narrow down the range based on the hints provided by the...read more
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Round duration - 60 minutes
Round difficulty - Hard

You should be a good math solver

Mostly question were based on data structure and algorithm and Kadane's Algorithm . Leet code is the best platform for cracking any coding interview . The logic were similar for every question from the leet code only they changes the name

Q1. 1. Question based on your prefer programming language 2.Question on your Coding round , how you solved this program , what its time complexity 3.Question based on DSA.
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Q2. What is tuple? What is recursion? Time Complexity of a coding question which comes on your coding round There were some more practical question there based on java .
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Q1. Be Confident , talk properly ask him question in the last
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Q1. Basics of Devops., Jenkins and basics of kubctl
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