Fractal Analytics Devops Engineer Interview Questions and Answers for Experienced

Q1. Questions related to Docker and Kubernetes Basics.
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Q2. How Services interact with each other in k8s.
Ans. 
Services in k8s interact with each other through DNS-based service discovery and communication via network requests.
• Services are assigned a DNS name which other services can use to communicate with them

• Services can communicate with each other using the DNS name or IP address and port number

• Communication between services can be within the same namespace or across namespaces

• Services can also use Kubernetes Ingress to exp
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Q3. Basic Coding Question in Python.
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Q4. Jenkins Master Node Setup.
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Setting up a Jenkins master node involves installing Jenkins, configuring plugins, setting up security, and managing nodes.
• Install Jenkins on a server

• Configure necessary plugins for your project

• Set up security measures such as user authentication and authorization

• Manage nodes for distributing workload
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Q1. AWS services used ?
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Various AWS services are used in DevOps such as EC2, S3, RDS, Lambda, CloudFormation, and more.
• EC2 - for scalable computing capacity

• S3 - for object storage

• RDS - for managed relational databases

• Lambda - for serverless computing

• CloudFormation - for infrastructure as code
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Q2. AWS Lambda Service
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Q1. Some SQL stuff
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Q2. Some python stuff
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Medium DSA question on dynamic programming

Q1. Basic javascript and angular
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Q1. Js and angular questions
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Q1. Coding questions on Data Structures
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Q2. SQL query to find salary department wise
Ans. 
Use SQL query to find salary department wise
• Use GROUP BY clause to group salaries by department

• Use SUM() function to calculate total salary for each department

• Join with department table if necessary to get department names
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Time and work, time and distance, percentages, data interpretation

Business case study - increase revenue for museum

Q1. Common machine learning algorithms, statistical concepts, projects mentioned in resume
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Q1. Management round, behavioral questions were asked.
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Q2. Why Mathcompany?, what if your current company offers more pay?
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Duration: 1hr
Topics: Array, LinkedList,Stack

Q1. Write code for Insertion in a binary tree.
Ans. 
Code for insertion in a binary tree
• Create a new node with the given data

• If the tree is empty, make the new node as root

• Else, traverse the tree to find the appropriate position to insert the new node

• If the data is less than the current node, go to the left subtree

• If the data is greater than the current node, go to the right subtree

• Repeat until an appropriate position is found

• Set the new node as the child of the appropri
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Q2. Write code for quick sort
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Quick sort is a divide-and-conquer algorithm that sorts an array by partitioning it into two sub-arrays.
• Choose a pivot element from the array

• Partition the array around the pivot element

• Recursively apply quick sort to the left and right sub-arrays

• Combine the sorted sub-arrays to get the final sorted array
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Q1. Various DBMS related question(JOINS, SORT, LIMIT)
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Q1. Tell us about yourself.
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Q2. Why do want to join the company
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