Bharti Airtel Devops Engineer Interview Questions, Process, and Tips for Experienced

Just gave one peoblem and asked to code it.

Q1. Questions about networking.
Add your answer
Q2. Different topologies.
Ans. 
Different network topologies refer to the ways in which devices are connected in a network.
• Bus Topology: all devices are connected to a single cable

• Star Topology: all devices are connected to a central hub

• Ring Topology: each device is connected to two other devices, forming a ring

• Mesh Topology: each device is connected to every other device in the network

• Hybrid Topology: a combination of two or more different topologie
Answered by AI
Add your answer

Q1. Just general HR questions.
Add your answer

Q1. Questions related to linux,docker,kubernets,ansible etc
Add your answer

Q1. Explain MessageQueue
Ans. 
MessageQueue is a communication system that allows different software components to communicate by sending messages asynchronously.
• MessageQueue helps in decoupling different components of a system.

• It allows for asynchronous communication between components.

• Messages are stored in a queue until they are processed by the receiving component.

• Examples include RabbitMQ, Apache Kafka, and Amazon SQS.
Answered by AI
Add your answer
Q2. Design of Loadbalancer for Kubernetes
Ans. 
Designing a Loadbalancer for Kubernetes involves using an Ingress Controller to route traffic to different services.
• Use an Ingress Controller to manage external access to services within a Kubernetes cluster

• Define Ingress resources to specify how incoming requests should be routed

• Consider using a cloud provider's load balancer service for external traffic

• Implement SSL termination and routing rules in the Ingress Contro
Answered by AI
Add your answer

Q1. How do you perform docker migration from one machine to another machine?
Ans. 
Docker migration from one machine to another involves exporting the container as an image, transferring the image to the new machine, and then importing it.
• Export the Docker container as an image using 'docker save' command

• Transfer the image to the new machine using a secure method like SCP or Docker Hub

• Import the image on the new machine using 'docker load' command

• Run the container on the new machine using 'docker run
Answered by AI
Add your answer
Q2. How will you handle production deployment issues?
Ans. 
I will troubleshoot the issue, identify the root cause, and work with the team to implement a solution while minimizing downtime.
• Quickly assess the situation and gather relevant information

• Identify the root cause of the deployment issue

• Collaborate with team members to come up with a solution

• Implement the solution while minimizing impact on production environment

• Communicate with stakeholders about the issue and resoluti
Answered by AI
Add your answer

Easy mostly from time work problem

Hackerearth interview round was conducted

Q1. More about kubernetes and docker
Add your answer

Q1. Explain about pipeline What is provisoner in terraform etc
Ans. 
A pipeline is a series of automated steps that allow for the continuous integration and delivery of software.
• A pipeline typically includes stages such as building, testing, and deploying code.

• Tools like Jenkins, GitLab CI/CD, and AWS CodePipeline are commonly used for creating pipelines.

• Pipelines help in automating the software development process and ensuring faster delivery of updates.

• Provisioner in Terraform is a to...read more
Answered by AI
Add your answer
Q2. Cicd process explained
Ans. 
CI/CD process automates the building, testing, and deployment of code changes.
• Continuous Integration (CI) involves automatically building and testing code changes frequently.

• Continuous Deployment (CD) involves automatically deploying code changes to production.

• CI/CD pipelines use tools like Jenkins, GitLab CI/CD, or CircleCI to automate the process.

• Automated testing is a key component of CI/CD to ensure code quality.

• CI...read more
Answered by AI
Add your answer

Q1. What is spark and rdd and DF
Ans. 
Spark is a distributed computing framework, RDD stands for Resilient Distributed Dataset, and DF stands for DataFrames.
• Spark is a fast and general-purpose cluster computing system.

• RDD (Resilient Distributed Dataset) is a fault-tolerant collection of elements that can be operated on in parallel.

• DataFrames (DF) are distributed collections of data organized into named columns, similar to tables in a relational database.

• Sp...read more
Answered by AI
Add your answer

Q1. What is ELK stack
Ans. 
The ELK stack is a powerful set of tools for searching, analyzing, and visualizing log data in real-time.
• ELK stands for Elasticsearch, Logstash, and Kibana.

• Elasticsearch is a distributed search and analytics engine that stores and indexes data.

• Logstash is a data processing pipeline that ingests data from various sources, transforms it, and sends it to Elasticsearch.

• Kibana is a visualization tool that allows users to ex...read more
Answered by AI
Add your answer
Q2. Kubernetes questions
Add your answer