SigTuple Devops Engineer Interview Questions and Answers

Coding round, Basic coding questions. can be answered

Q1. What you know about DevOps
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Logical reason calculation

Q1. How to give acess to sql for developer
Ans. 
Grant access to SQL for developers by creating user accounts with appropriate permissions.
• Create a new user account for each developer

• Assign the necessary permissions to the user account (e.g. read-only, read-write)

• Provide the login credentials to the developer securely

• Regularly review and update permissions as needed
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Q2. How to get the lost keypair for ec2 instance
Ans. 
To get the lost keypair for an EC2 instance, you can create a new key pair and associate it with the instance.
• Create a new key pair in the AWS Management Console or using the AWS CLI

• Stop the EC2 instance

• Detach the root volume from the instance

• Attach the root volume to another instance as a data volume

• Modify the authorized_keys file on the data volume to add the public key of the new key pair

• Detach the data volume and r...read more
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Q1. What is EC2 & what is roll
Ans. 
EC2 is a web service that provides resizable compute capacity in the cloud. A roll is a software deployment process.
• EC2 stands for Elastic Compute Cloud and is a web service offered by AWS

• EC2 allows users to rent virtual computers on which to run their own applications

• A roll is a software deployment process where new code is deployed to servers in a controlled manner

• Rolling deployments involve gradually updating server
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Q2. What is roll of devops Engineer
Ans. 
DevOps Engineers play a crucial role in bridging the gap between development and operations teams to streamline the software delivery process.
• Collaborate with developers, IT operations, and other stakeholders to automate and streamline the software delivery process

• Implement and manage continuous integration and continuous deployment (CI/CD) pipelines

• Monitor and troubleshoot infrastructure and applications to ensure hig...read more
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Based on DevOps activities, includes PowerShell and YAML

Were asked to talk about the deployment process of node js app

Easy to moderate level questions from leetcode mostly.

Q1. What is sdlc and devops
Ans. 
SDLC stands for Software Development Life Cycle, which is a process used to design, develop, and test software. DevOps is a set of practices that combines software development (Dev) and IT operations (Ops) to shorten the systems development life cycle.
• SDLC is a process used to plan, design, develop, test, and deploy software.

• DevOps is a set of practices that aims to automate and integrate the processes between software...read more
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Q2. Water fall vs agile model
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Waterfall model is a sequential design process, while Agile model is an iterative and incremental approach.
• Waterfall model follows a linear and sequential approach, with each phase dependent on the previous one.

• Agile model focuses on delivering working software in short iterations, with continuous feedback and adaptation.

• Waterfall model is more suitable for projects with well-defined requirements and low uncertainty.

• Ag...read more
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Q1. Ci/cd, Docker kubernetes
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