Top 20 DevOps Interview Questions & Answers for Fresher, Experienced

DevOps is a term which is utilized for a gathering of thoughts that, while not being all new, have catalysed into an improvement and are rapidly spreading all through the IT world. Like any new and well-known term of innovation, numerous individuals may have had their own share of confusions or queries related to this new technology. The principal goal of DevOps is to modify and enhance the connection between the advancement and the IT activities groups by the method for pushing better correspondences and a smoother and more coordinated effort between these two special units of an enterprise.

In the present day scenario, there are a lot of companies that require DevOps skilled professionals to handle their project management and software deployment cases. If you are someone who is looking forward to landing a job in the DevOps profile then you must have applied for a job posting. You need to clear the interview to get that job and we are here to help you with that. We have prepared a list of a few frequently asked questions during the interviews for a post related to DevOps interview questions. Take a look at these questions before you turn up for the interview, as they may be of great help.

DevOps Interview Questions

  • List the key components of DevOps?
  • Name the programming language which is used in DevOps?
  • Why is the necessity of DevOps?
  • Name the areas where DevOps can be implemented?
  • List a few famous DevOps tools?
  • Name the DevOps tools that you would use for continuous integration?
  • Will it be correct to state DevOps as an agile practice?
  • Name the cloud computing platforms that you would use for implementing DevOps
  • Why is Continuous Testing significant for DevOps?
  • What is the role of SSH?
  • How will you differentiate DevOps from Agile?
  • What is the role of a DevOps engineer with respects to Agile development?
  • Is DevOps developers friendly technology?
  • What precautions are required to manage revision (version) control?
  • Name some types of HTTP requests
  • List the hierarchy of the DevOps Toolchain
  • Elucidate the core operations of DevOps with respect to development and Infrastructure?
  • What is the need for Continuous Integration of Development & Testing
  • Name a few branching strategies used in DevOps
  • What is the purpose of the Git tool in DevOps? 

DevOps Interview questions and answers

For the person looking to attend DevOps interview recently, here are the most popular interview questions and answers to help you in the right way. Here, we have included the top frequently asked questions with answers to help fresher and the experienced.

DevOps Interview questions and answers for Fresher 

Q1). List the key components of DevOps?

The key components of DevOps are-

  • Integration
  • Testing
  • Monitoring
  • Delivery

Q2). Name the programming language which is used in DevOps?

Python

Q3). Why is the necessity of DevOps?

DevOps is required for a faster and improved deployment of software or projects in the market. 

Q4). Name the areas where DevOps can be implemented?

DevOps can be implemented in-

  • Production and Development areas
  • IT Operations
  • Production feedback 

Q5). List a few famous DevOps tools?

The most prevalent DevOps tools are stated below:

  • Puppet
  • Chef
  • Ansible
  • Git
  • Nagios
  • Docker
  • Jenkins

Q6). Name the DevOps tools that you would use for continuous integration? 

  • Git
  • Jenkins
  • SonarQube
  • JfrogArtifactory

Q7). Will it be correct to state DevOps as an agile practice?

Yes, because DevOps can reconcile and coordinate development as well as manufacturing of virtuous performs. Its enhancement is based on the changing demands of the professionals, who wish to hurry up the alterations they are making in order to stick to the demands of the company and the client.

Q8). Name the cloud computing platforms that you would use for implementing DevOps.

For a seamless DevOps implementation, the following cloud computing platforms are a good option-

  • AWS – Amazon Web Services
  • Microsoft Azure
  • Google Cloud

Q9). Why is Continuous Testing significant for DevOps?

Continuous Testing licenses any change made in the code to be tried straightforwardly. This bypasses the glitches formed by having “big-bang testing.”

Q10). What is the role of SSH? 

The role of SSH is to secure and encrypt a mechanism to safely log into systems and ensures the safe transfer of files.

DevOps Interview Questions and Answers for Experienced 

Q11). How will you differentiate DevOps from Agile?

Agile is the technology which used for software development whereas DevOps, on the other hand, is the technology which is used for software deployment and its management.

Q12). What is the role of a DevOps engineer with respect to Agile development?

DevOps engineer coordinates with Agile development teams to assure that they have a required ecosystem to support the processes such as automatic testing, Continuous Integration etc. 

Q13). Is DevOps developers friendly technology?

Yes, DevOps is certainly developers friendly because it fixes all the bugs and seamlessly executes the new features very quickly.

Q14). What precautions are required to manage revision (version) control?

Post your code on SourceForge or GitHub so that everyone on the team and so that there is an option for all the viewers to give feedback for any improvement which is required.

Q15). Name some types of HTTP requests

A few types of Http requests are

  1. GET
  2. HEAD
  3. PUT
  4. POST
  5. PATCH
  6. DELETE
  7. TRACE
  8. CONNECT
  9. OPTIONS

Q16). List the hierarchy of the DevOps Toolchain

Here is the DevOps toolchain-

  • Code
  • Build
  • Test
  • Package
  • Release
  • Configure
  • Monitor 

Q17). Elucidate the core operations of DevOps with respect to development and Infrastructure?

Here is a list of the core operations of DevOps:

  • Unit testing
  • Packaging
  • Code coverage
  • Code developing
  • Configuration
  • Orchestration
  • Provisioning
  • Deployment

Q18). What is the need for Continuous Integration of Development & Testing?

Continuous Integration of Development and Testing increases the quality of the software and reduces the time which is taken to deliver it, therefore it speeds up the final deployment of the software.

Q19). Name a few branching strategies used in DevOps

A few branching strategies to be used are-

  • Feature Branching
  • Task Branching
  • Release Branching

Q20). What is the purpose of the Git tool in DevOps?

The main objective of Git is to efficiently manage a project or a given cluster of records as they keep on altering with time. Git tool stores this necessary data in an information warehouse kind of a thing called a Git repository.