Top 50 Azure DevOps Interview Questions and Answers

Azure DevOps Interview Preparation: An Overview

Nowadays, an increasing number of companies are seeing the reference to DevOps on the resumes of the candidates. Most organizations are looking for Jenkins, GitHub, and DevOps experience programming experts for planning to leverage over other employment aspirants. So, if you are hoping to land that DevOps position and need some assistance to prepare, then the DevOps interview question answersPDF file prepared by experienced programming professionals would bethe right choice for you to crack the interview.

90% of self taught coders struggle to land jobs. Our Free Docker Online Course with Certificate gives you the edge. Start now and stand out.

Q1. What is DevOps?

DevOps is Development and Operation Collaboration, it’s a Union of 3Ps - Process, People, and Product (working Product) that enable continuous integration and continuous delivery of value to our end users. DevOps accelerate the process to deliver applications and software services at high speed and high velocity. So that organization can learn and adapt to the market at its earliest. Also, it minimizes the risk factor by continuously delivering and getting end users' and stakeholder's feedback at the early stages. Note: Azure DevOps Interview Questions and Answers PDF Download.

Q2. What is the need for DevOps?

In Traditional software development, after completing the development part, the code deployment time was huge. Many times, we heard the common fights between the Development Team and Operations Team or deployment team that it works fine on our system, it's the server causing problems, and operation team defense it's not your server it's your code, Right? Well, DevOps solves the Traditional Dev and Ops fights by breaking the wall of confusion.

Q3. How DevOps Works?

DevOps is the practice of operations and development engineers who work together in the entire project lifecycle, from the design and development process to production releases and support. Starting from design and development to testing automation and from continuous integration to continuous delivery, the team works together to achieve the desired goal. People having both development and operations skill sets work together and use various tools for CI-CD and Monitoring to respond quickly to customers' needs and fix issues and bugs.

Q4. What are the benefits of DevOps?

The main benefits of implementing DevOps are:

Customer Satisfaction.

More engaged and Collaborative Development and Operation teams.

DevOps Deploy code faster in the market through Continuous Integration and Continuous Delivery.

Faster Operational Support.

Strong Infrastructure Performance and IT performance.

Fewer failures and continuous improvement.

Transparency between the team.

Constant Monitoring and better adaption.

Increase efficiency

Q5. What are the DevOps tools?

To Implement DevOps, Automation plays a major role and we definitely need some tools for Implementation. The following are the major areas:

Planning

Code management

Build and Testing

Release management

Deploy and Monitor

Here's a list of tools that can help you meet your DevOps requirement perfectly.

Q6. Which tools are useful for Continuous Integration?

Azure Pipelines has support for all platforms like Linux, macOS, and Windows also we can consider the following tools for Continuous Integration.

Jenkins

TeamCity

Travis CI

Bamboo

GitLab CI

CircleCI

Codeship

Q7. Which tools are useful for Continuous Deployment?

Following are a few useful Continuous Deployment tools

Azure Pipelines for Deployment.

Jenkins.

TeamCity.

Bamboo.

ElectricFlow.

Octopus Deploy.

AWS CodeDeploy.

DeployBot.

Shippable.

Q8. What is Infrastructure Configuration? 

In today’s fast and competitive market, many companies demand a faster deployment process and Infrastructure Configuration, so treating Infrastructure as software and managing processes such as version control, continuous integration, deployment, and automated testing will make infrastructure changes more rapidly and reliably. The following are the most popular tools for Infrastructure Configuration.

Chef

Puppet

Ansible

Q9. What is Continuous Testing? What is the use of Test Automation in DevOps?

DevOps is not about jobs or tools, it’s about people, culture, and automation. and to implement DevOps, continuous testing plays a very important role where writing scripts for software testing and making it auto-execable so that we can automate the testing and do the frequent releases using the delivery pipelines. We have to write unit testing to achieve Continuous Testing.

Q10. Which tools are useful for Continuous Testing?

For test Automation there are many open-source tools available, The following are a few names

Selenium

JMeter

JUnit

AntUnit

Cucumber

SoapUI

Tricentis Tosca

Q11. What is Continuous Monitoring?

DevOps and Agile are all about inspection and adaptation to make continuous improvements in our process, and for that, we must monitor continuously the process, application performance, and infrastructures. By doing continuous infatuation monitoring, we can visualize the process and get early alerts in real-time. By analyzing that data, we can make decisions wisely and adapt the things and processes that best suit the business.

Q12. Which tools are useful for Continuous Monitoring?

For continuous monitoring, Nagios, SysDig, and Zabbix are the famous open-source tools available in the market. Infrastructure as code (IaC) vendors like Amazon and Google have tools like AWS CloudWatch and StackDriver. Also, New Relic is a good option for continuous monitoring.

Q13. What is the container and What containers does Azure DevOps support?

The container will provide a way to package your software code, its configurations, Packages, and its dependencies into a single unit or object. We can have multiple containers that can run on the same machine and share the operating system with other containers so that we can run anywhere with fast reliable and consistent deployments.

Azure DevOps has the following container support.

Docker

Asp.Net with containers.

Azure Kubernetes services.

Azure Service Fabric application with Docker support.

Q14. What is Azure DevOps? What is the difference between Azure DevOps and VSTS Online?

Microsoft Visual Studio Team Services, now known as Azure DevOps has an excellent application lifecycle management tool. We can plan a project with Agile tools and templates, manage and run test plans, Version control source code and manage the branches, and deploy the solution across all platforms using Azure Pipelines, by implementing Continuous Instigation and Continuous Deployment.

Q15. What services does Azure DevOps Provide?

Azure DevOps services provide full application lifecycle management from planning to coding, and from testing to build and deploy.

Q16. What are Azure Boards?

Azure board provides a service to manage your work, using the Agile Scrum and Kanban templates, and Dashboard that we can customize and report.

Q17. What is Azure Repos?

Azure Repos is a code version control system that can manage your code and its version. Using that we can track the changes, whenever the team edits code it has all the version history so later, we can coordinate with the team and merge the changes. The Azure repo has both a centralized version control system as well as a distributed version control system. 1. Git: Distributed Version Control System 2. Team Foundation Version Control (TFVC): Centralized Version Control System.

Q18. What are Azure Pipelines?

Azure Pipelines has all the required features for supporting Continuous Integration (CI) and Continuous Deployment (CD). Using that we can constantly test and build the code and release it to any target.

Q19. What are Azure Test Plans?

Azure test plan provides browser-based test management using that we can manage all the testing like Exploratory & manual testing, Continuous testing, and Unit & functional testing also we can ask or Request stakeholders to provide feedback.

Q20. What is the significance of having configuration management in DevOps?

Configuration management (CM) assists the team to streamline various tasks and accomplish them in less time. In this way, it enhances the organization’s agility and performance. Also, it assists in providing consistency and enhancing the product development process by implementing means of design streamlining, control, extensive documentation, and change implementation during different phases of the project. You can be aware of configuration management when you go through the DevOps tutorial.

Q21. Describe the flow of the DevOps pipeline.

Generally, a pipeline is a set of automated processes that are defined and followed by the software engineering team. Essentially, the DevOps pipeline permits the DevOps software developers and DevOps engineers to competently and consistently compile, create, and deploy the software code into production environments.

The corresponding flow is as below:

Developers focus on accomplishing functionality.

The developer sets up his code for the test environment.

Testers work on authenticating the feature. The business team can arbitrate and give feedback.

Developers focus on the test as well as business feedback in a constant collaboration manner.

The code is finally handed over to production and authenticated again

Q22. What are the key differences between DevOps and Agile?

When preparing for DevOps interview Questions answer, this is one of the most typical questions a candidate needs to be aware of. There are several similarities between DevOps and Agile methodology. But when it comes to software development, both are fundamentally unique approaches.

Here are the differences between the two:

Agile prioritizes timeliness but DevOps provides identical priority to quality and timeliness.

DevOps presents smaller release cycles with instant feedback whereas Agile presents only smaller release cycles without instant feedback.

Agile depends on feedback from customers whereas DevOps depends on feedback from its monitoring tools.

The scope of work is agility only for Agile whereas it is agility and need for automation for DevOps.

Q23. How does AWS help DevOps?

AWS (Amazon Web Services) is a popular cloud provider. It assists DevOps by offering the following benefits:

Scaling: Plenty of machines can be set up on AWS by using computation power and unlimited storage.

AWS presents ready-to-use flexible resources.

With various services presented by AWS, a myriad of tasks can be automated.

AWS is safe to implement and through its diverse security options offered under the Identity and Access Management (IAM), certainly, the application deployments and builds can be safeguarded.

Q24. Briefly explain various phases in DevOps:

When you undergo devops training, you can get familiar with different phases in DevOps. The different phases available in the DevOps lifecycle are as below: 1. Plan: Firstly, there must be a plan for the type of application required to be developed. It is always a decent idea to get a rough picture of the development process. 2. Code: The application is coded according to the end-user requirements. 3. Build: It involves building the application by assimilating different codes created in the previous steps. 4. Test: Recognized as the most vital step of the application development, it involves testing the application and rebuilding it, if necessary. 5. Integrate: Several codes from different programmers are combined into one. 6. Deploy: The code is deployed in a cloud environment for future usage. Any new modifications do not influence the overall functioning of a high-traffic website. 7. Operate: Operations are carried out on the code if needed. 8. Monitor: The performance of the application is monitored. Modifications are done to fulfill the end-user requirements.

Q25. What are the antipatterns of DevOps?

A pattern is the one that is most frequently followed by huge masses of entities. When a pattern is accepted by an organization by considering that it is being used by others without determining the requirements of the organization then it turns out to be an anti-pattern. Likewise, various myths around DevOps can lead to antipatterns, they are as below:

DevOps is not a culture but a process.

DevOps is nothing but an Agile approach.

There must be a distinct DevOps group.

DevOps resolves every problem.

DevOps associates with developers operating a production environment.

DevOps follows Development-driven management

DevOps does not excessively focus on development.

DevOps culture cannot be implemented because of the absence of the right set of people.

Q26. What are a few of the finest practices that must be followed for DevOps success?

Though you Learn DevOps Step by Step, it is important that you know which practices to follow for success in DevOps implementation. Listed below are the important best practices necessary to be followed for DevOps implementation:

The speed of delivery implies the time taken for a task to continue in the production environment.

It is crucial to calculate the definite or the average time that it needs to recover in case any failure occurs in the production environment.

The number of bugs being mentioned by the customer also influences the overall quality of the application.

Q27. What is the DevOps toolchain?

DevOps toolchain is formed by a stack of tools. It automates some tasks like the development and deployment of your application. Tasks in DevOps can be carried out manually with easy steps, but the requirement for automation rapidly increases due to the rise in its complexity. Therefore, toolchain automation is important for continuous delivery. Basically, GitHub a Version Control Repository is recognized as the core component of a DevOps toolchain. In this toolchain, some other tools can be delivery pipelines, backlog tracking, etc. When you enroll in the Devops course in Hyderabad, you gradually become aware of various tools and toolchains in DevOps.

Q28. What does it mean by a branching strategy in DevOps?

Branching is a method implemented for code isolation. It creates a copy of the source code to make two versions that are separately developed. Various kinds of branching are available. Thus, the DevOps team should make a choice based on application requirements. Correspondingly, the choice is referred to as a branching strategy.

Q29. What is a Puppet?

Puppet is famously known as an open-source configuration management tool being utilized for the deployment, configuration, and management of servers. Essentially, its working is based on client-server architecture. In this architecture, the client is an agent whereas the server is recognized as the master. It is found that a puppet agent and master converse via a safely encrypted channel with the assistance of SSL.

Q30. What is Version Control?

This Azure DevOps interview question requires you to define version control and its primary uses. Version control is a system that records changes to a file/set of files over time so that specific versions can be recalled later. It comprises a central shared repository where team members can change a file/ set of files. The main uses of VCS are: 1. Return files to an earlier state. 2. Return the entire project to a previous state. 3. Easily compare various changes over time. 4. Check modification history.

Q31. What is continuous testing in DevOps?

Here, this Azure DevOps interview question aims to identify your practical knowledge of Azure platforms. Continuous testing is the automated testing of applications and processes at every development lifecycle stage. The main objective of it is to analyze the quality of the software as part of an ongoing delivery process.

Q32. What is Infrastructure Configuration?

Infrastructure Configuration is managing and provisioning infrastructure through code. Big companies require faster deployment and infrastructure configuration in this competitive landscape. Treating infrastructure like software applications and managing processes such as version control, deployment, continuous integration, and automated testing makes infrastructure changes rapid and reliable.

Q33. What is Continuous Integration? Name some useful plugins in Jenkins.

It is a DevOps software development practice. The coders regularly merge their code changes into a central repository, following which automated tests are run. There are popular continuous integration tools such as Jenkins, TeamCity, and Bamboo.

Q34. What can you do to enhance the code standard if there are numerous unused variables and empty catch blocks?

Here, To enhance the code standard, selecting "Run PMD" in a Maven build task does the trick. And PMD is a source code analyzer. It actually identifies common programming errors such as unnecessary object creation, empty code blocks, and unused variables.

Q35. What are the different types of work items available in Azure DevOps?

There are different types of work items available in Azure DevOps are Epic, Feature, User Story, Task, and Bug.

Q36. What is a Git repository, and how does it differ from a TFVC repository?

A Git repository is a distributed version control system that allows developers to work on their local copy of the repository, make changes, and then push those changes back to the remote repository.

A TFVC repository is a centralized version control system that requires developers to check out files before making changes and then check them back in when they are done.

Q37. How does Azure DevOps support DevOps practices?

It supports DevOps practices by providing tools and services for continuous integration, continuous delivery, testing, and monitoring. DevOps practices also support collaboration, communication, and feedback throughout the development process.

Q38. How do you create a pipeline in Azure DevOps?

We need to define the pipeline’s stages, jobs, tasks, and agents. We can do this either by using the YAML editor or by using the visual designer.

Q39. What are the different types of triggers available in Azure DevOps pipelines?

There are different types of triggers available in Azure DevOps pipelines continuous integration, pull request, scheduled, and manual.

Q40. What is a release pipeline in Azure DevOps, and how does it differ from a build pipeline?

It is used for deploying software to different environments. It totally differs from a build pipeline in that it focuses on the deployment process rather than the build process.

Q41. What is a variable group in Azure DevOps, and how is it used?

It is a set of variables that can be used across multiple pipelines. It is used to store values that are common to multiple pipelines, such as connection strings and authentication tokens.

Q42. What is Continuous Deployment (CD)?

It is a software development practice that involves automatically deploying code changes to production after passing certain criteria, such as tests.

Q43. What is the purpose of Azure Artifacts?

It is a service in Azure DevOps that enables teams to create, host, and share packages, such as NuGet packages and npm packages.

Q44. What is the purpose of Azure DevOps Server?

It is a self-hosted version of Azure DevOps that enables teams to manage their own infrastructure and data.

Q45. What is a deployment group in Azure DevOps?

It is a set of machines that are targeted for deployment of an application.

Q46. What is the purpose of a variable group in Azure DevOps?

It is a set of variables that can be shared across pipelines, stages, and jobs.

Q47. What is a YAML pipeline in Azure DevOps?

It is a way to define a build or release pipeline using YAML code instead of the classic editor.

Q48. How do you handle conflicts when merging code in Azure DevOps?

Here, Conflicts can be handled by using merge tools provided by Azure DevOps, such as Git Merge, KDiff3, or Visual Studio. The coder should review the code changes and resolve any conflicts manually if necessary.

Q49. How does Azure DevOps integrate with Azure Active Directory (AAD)?

The Azure DevOps can be integrated with Azure Active Directory to enable single sign-on (SSO) and role-based access control (RBAC). It allows users to access Azure DevOps using their existing AAD credentials and ensures that they have the appropriate permissions to perform tasks.

Q50. What are the benefits of using Azure DevOps for Agile software development?

Azure DevOps provides a suite of tools that support Agile software development practices, like sprint planning, backlog management, and burndown charts. Azure DevOps also provides continuous integration and delivery capabilities, allowing teams to deliver high-quality software more frequently.