Infosys – DevOps Interview Questions | Infosys DevOps Interview Questions & Answers

Infosys – DevOps Interview Questions | Infosys DevOps Interview Questions & Answers

Infosys – DevOps Interview Questions | Infosys DevOps Interview Questions & Answers.  Infosys is a corporation whose interviewers are extremely courteous and attempt to make you feel at ease. In this article, we will highlight a number of DevOps Interview questions that are often asked during the personal interview (technical) round.

What Is Amazon Rds In AWS DevOps?

Amazon Relational Database Service is a web service that makes it easier to set up, operate, and scale a relational database in the AWS Cloud. It provides the cost-efficient, resizable capacity for an industry-standard relational database and manages common database administration tasks.

What is DevOps?

DevOps is the combination of cultural philosophies, practices, and tools that increases an organization's ability to deliver applications and services at high velocity: evolving and improving products at a faster pace than organizations using traditional software development and infrastructure management processes.

In terms of development and infrastructure, mention the core operations of DevOps.

The core operations of DevOps are application development, code development, code coverage, unit testing, packaging, deployment with infrastructure, provisioning, configuration, orchestration, and deployment.

What Is VPC?

A virtual private cloud is the logical division of a service provider's public cloud multi-tenant architecture to support private cloud computing.

What Is VPC Peering?

A VPC peering connection is a networking connection between two VPCs that enables you to route traffic between them using private IP addresses. VPC peering allows you to deploy the cloud resources in a virtual network that you have defined.

Explain how you would handle revision (version) control?

In the software development process, revision control, also known as version control or source control, is the management of changes made over time. These changes can be to source code, project assets, or any other information that goes into the finished product.

What are some technical and business benefits of DevOps work culture?

  • Improved operational support and faster fixes.
  • Good processes across IT including automation.
  • Increased team flexibility and agility.
  • Happier, more engaged teams.
  • Cross-skilling and self-improvement.
  • Collaborative working.
  • Respect from senior management

Name some of the most important DevOps tools?

  • The important DevOps tools in DevOps are:
  • Slack.
  • Jenkins.
  • Docker.
  • Phantom.
  • Nagios.
  • Vagrant.
  • Ansible.
  • GitHub.

What is a version control system?

Version control, also known as source control, is the practice of tracking and managing changes to software code. Version control systems are software tools that help software teams manage changes to source code over time.

What is Git and explain the difference between Git and SVN?

The difference between Git and SVN version control systems is that Git is a distributed version control system, whereas SVN is a centralized version control system. Git uses multiple repositories including a centralized repository and server, as well as some local repositories.

What language is used in Git?

JavaScript continues to be the most popular programming language on GitHub, while Python is now the second most popular, followed by Java and the fast-growing TypeScript community.

What is SubGit?

SubGit is a stress-free tool for migrating from SVN to Git. It can be used with any Git server whether it is Github, Gitlab, Gerrit, or Bitbucket. It is developed by Tmate software. Answered by devquora. It is software for migrating SVN to GIT.

How can you clone a Git repository via Jenkins?

There are two ways to clone the project from GitHub. Create a new Jenkins job called 'Clone-with-https', move to the “Source Control Management” setting, and choose “Git” options if you can't see the Git options that mean the 'GitHub' plugin wasn't installed in the Jenkins machine.

What are the Advantages of Ansible?

The primary benefit of Ansible is it allows IT administrators to automate away the drudgery from their daily tasks. That frees them to focus on the efforts that help deliver more value to the business by spending time on more important tasks.

What’s the difference between Ansible Playbook and Roles?

Ansible, the role is the primary mechanism for breaking a playbook into multiple files. This simplifies writing complex playbooks, and it makes them easier to reuse. The breaking of the playbook allows you to logically break the playbook into reusable components.

How do I see a list of all the ansible_ variables?

There are Three sources of variables in Ansible are:

Variables are gathered from facts.

You can get them by running the command: ansible -m setup hostname.

What is CI? What is its purpose?

The technical goal of CI is to establish a consistent and automated way to build, package, and test applications. With consistency in the integration process in place, teams are more likely to commit code changes more frequently, which leads to better collaboration and software quality.

Name three important DevOps KPIs.

Key Performance Indicators are metrics widely used to know how good are some practices, products, projects, or even initiatives. Well, planning projects define KPIs that are collected from day zero and followed in all the steps.

What is the difference between continuous deployment and continuous delivery?

Continuous delivery is a software engineering practice in which teams develop, build, test, and release software in short cycles. Continuous Deployment is the process by which qualified changes in software code or architecture are deployed to production as soon as they are ready and without human intervention.

How Would You Explain The Concept Of “infrastructure As Code” (iac) ?

DevOps is an approach in which traditional software engineering roles are merged and communication is enhanced to improve the production release frequency and maintain software quality. There seem to be benefits in adopting DevOps but practical industry experiences have seldom been reported.

How Is Chef Used As A Cm Tool?

Chef is a configuration management technology used to automate infrastructure provisioning. It is developed on the basis of Ruby DSL language. It is used to streamline the task of configuration and managing the company's server. It has the capability to get integrated with any of cloud technology.

Why Are Configuration Management Processes And Tools Important?

Configuration management helps engineering teams build robust and stable systems through the use of tools that automatically manage and monitor updates to configuration data. Complex software systems are composed of components that differ in granularity of size and complexity.

What Are Vagrant And Its Uses?

A vagrant is a tool for building and managing virtual machine environments in a single workflow. With an easy-to-use workflow and focus on automation, Vagrant lowers development environment setup time, increases production parity, and makes the "works on my machine" excuse a relic of the past.

How DevOps Is Helpful To Developers?

DevOps describes a culture and set of processes that bring development and operations teams together to complete software development. It allows organizations to create and improve products at a faster pace than they can with traditional software development approaches. And, it's gaining popularity at a rapid rate.

Name The Popular Scripting Language Of DevOps?

The Popular Scripting Language Of DevOps are:

  • Python Scripting in DevOps: In IT Infrastructure, Python has become an all-purpose language.
  • Bash Scripting: Bash is one of the most frequently used Unix Shell Scripting and provides good support.
  • Ruby: Ruby is another DevOps Scripting language that offers a lot of versatility.

List The Agile Methodology Of DevOps?

  • Individuals and interactions over processes and tools.
  • Working software over comprehensive documentation.
  • Customer collaboration over contract negotiation.
  • Responding to change over following a plan.

What is DevOps? Is it a tool?

DevOps Tool is an application that helps automate the software development process. It mainly focuses on the communication and collaboration between product management, software development, and operations professionals.

What are the core operations of DevOps in terms of development and infrastructure?

The core operations of DevOps are application development, code development, code coverage, unit testing, packaging, deployment with the infrastructure, provisioning, configuration, orchestration, and deployment.

How does HTTP work?

HTTP gives users a way to interact with the web resources such as HTML files by transmitting hypertext messages between clients and servers. PUT directly modifies an existing web resource or creates a new URI if need be. DELETE gets rid of a specified resource.

 tools, build status. Test - Test and results determine performance. Package - Artifact repository, application pre-deployment staging. Release - Change management, release approvals, release automation.

How Is Devops Different From Agile / SDLC?

DevOps is a practice of bringing development and operations teams together whereas Agile is an iterative approach that focuses on collaboration, customer feedback, and small rapid releases. DevOps focuses on constant testing and delivery while the Agile process focuses on constant changes.

What Are Adoptions Of Devops In Industry?

DevOps is an approach in which traditional software engineering roles are merged and communication is enhanced to improve the production release frequency and maintain the software quality. There seem to be benefits in adopting DevOps but practical industry experiences have seldom been reported.

ow to automate Testing in the DevOps lifecycle?

In order to implement automated testing into your DevOps lifecycle, you must first map out your release pipeline. This can be done by following four steps: Identify all the stages of your release. Identify the gates and requirements necessary in a build's journey to production.

Why is Continuous Testing important for DevOps?

Continuous Testing encourages automating tests wherever possible throughout the development cycle. Doing so ensures that teams evaluate the code validity and overall quality of the software at each stage. These insights can help organizations identify whether the software is ready to go through the delivery pipeline.

How to launch Browser using WebDriver?

Launch a browser using WebDriver are:

Download the latest ChromeDriver binary from the Chromium.org download page and place the executable on your local machine.

Set the webdriver.chrome.driver property to the chromeDriver.exe's location as- System.setProperty“webdriver.chrome.driver”, “chromeDriver.exe path.

What are the key components of DevOps?

Key Components of DevOps are:

  • An Agile Framework.
  • Automated Testing.
  • Configuration Management.
  • Regular Integration.
  • Infrastructure as Code.

What is the difference between Continuous Delivery and Continuous Deployment?

Continuous delivery is a software engineering practice in which teams develop, build, test, and release software in short cycles. Continuous Deployment is the process by which qualified changes in software code or architecture are deployed to production as soon as they are ready and without human intervention.

How Is Chef Used As A Cm Tool?

Chef is a configuration management technology used to automate infrastructure provisioning. It is developed on the basis of the Ruby DSL language. It is used to streamline the task of configuration and managing the company's server. It has the capability to get integrated with any cloud technology.

Why Are Configuration Management Processes And Tools Important?

Configuration management helps engineering teams build robust and stable systems through the use of tools that automatically manage and monitor updates to configuration data. Complex software systems are composed of components that differ in granularity of size and complexity

How DevOps Is Helpful To Developers?

Developer patterns and technologies are very useful on the operations side. Being able to pull in things such as the infrastructure as code, version control, static analysis, and code reviews allows DevOps to be more efficient and more effective, often using the same programming languages.

Name The Popular Scripting Language Of DevOps?

JavaScript is used as DevOps Scripting to create network-centric applications. It is a lightweight and Interpreted DevOps Scripting Language.