Top DevOps Interview Questions For Freshers - 2022 Guide

Safalta expert Published by: Yashaswi More Updated Fri, 14 Jan 2022 11:19 PM IST

Highlights

Check out the mostly asked DevOps interview questions 2022 for freshers here at Safalta.com

What exactly is DevOps?


Development and operations are referred to as DevOps. It's a software engineering practise that focuses on bringing the development and operations teams together with the goal of automating the project at every level. This method makes it simple to automate project service management in order to support operational goals and gain a better grasp of the technological stack in use in the production environment.


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This approach is based on agile methodology and emphasises team communication, resource management, and collaboration. The speed of development and resolution of difficulties at the production environment level, the stability of applications, and the innovation engaged behind it are the key benefits of using this structure.


Fresher DevOps Interview Questions

1. What is a DevOps engineer?

A DevOps engineer collaborates with software developers as well as IT personnel to guarantee that code releases go well.

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Developers who develop an interest in the deployment and operations domain, or system administrators who develop a passion for coding and want to move into development.
In a nutshell, a DevOps engineer is someone who understands the SDLC (Software Development Lifecycle) and automation tools for CI/CD pipeline development.


2. What is the significance of DevOps?

The market window for items has shrunk dramatically in recent years. Almost every day, we see new products.

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Consumers have a plethora of options, but it comes at the cost of intense market competition. Organizations cannot afford to release major features after a period of inactivity. They tend to provide tiny enhancements to clients at regular intervals called releases so that their products don't get lost in the sea of competition.

Customer satisfaction has now become a mantra for businesses, and it has also become the goal of any product's success. Companies must do the following in order to attain this:

Frequent feature deployments
Reduce time between bug fixes
Reduce failure rate of releases
Quicker recovery time in case of release failures.
In order to achieve the above points and thereby achieving seamless product delivery, DevOps culture acts as a very useful tool. Due to these advantages, multi-national companies like Amazon and Google have adopted the methodology which has resulted in their increased performance.



Continue reading about DevOps-
What Does A DevOps Engineer Do? - DevOps Engineer Roles And Responsibilities
DevOps Best Tools And Technologies - 2022 List
Top 10 Benefits of Learning DevOps
DevOps as a Career
DevOps Engineer Job Description

 

3. What is the use of SSH?

SSH stands for Secure Shell and is an administrative protocol that lets users have access and control the remote servers over the Internet to work using the command line.

SSH is a secured encrypted version of the previously known Telnet which was unencrypted and not secure. This ensured that the communication with the remote server occurs in an encrypted form.

SSH also has a mechanism for remote user authentication, input communication between the client and the host, and sending the output back to the client.

 

4. What is configuration management?

Configuration management (CM) is basically a practice of systematic handling of the changes in such a way that system does not lose its integrity over a period of time. This involves certain policies, techniques, procedures, and tools for evaluating change proposals, managing them, and tracking their progress along with maintaining appropriate documentation for the same.

CM helps in providing administrative and technical directions to the design and development of the appreciation.
 


5. What is the significance of DevOps configuration management?

Configuration management (CM) assists the team in automating time-consuming and repetitive operations, improving the organization's performance and agility.

It also aids in the consistency and improvement of the product development process by utilising design streamlining, detailed documenting, control, and change implementation throughout the project's many phases/releases.



6. In DevOps, what does CAMS stand for?

Culture, Automation, Measurement, and Sharing (CAMS) are acronyms for Culture, Automation, Measurement, and Sharing. It encapsulates the essence of DevOps.


7. What is Continuous Integration (CI) and how does it work?

Continuous Integration (CI) is a software development practice that makes sure developers integrate their code into a shared repository as and when they are done working on the feature. Each integration is verified by means of an automated build process that allows teams to detect problems in their code at a very early stage rather than finding them after the deployment.


8. What is the necessity for Continuous Integration?

The software quality has increased and the time taken to provide the features of the product has been considerably lowered by implementing Continuous Integration for both development and testing.
Because every commit to the shared repository is produced automatically and performed against the unit and integration test cases, the development team can find and fix mistakes early on.



9. What is Continuous Testing (CT) and how does it work?

Continuous Testing (CT) is a DevOps phase that entails running automated test cases as part of an automated software delivery pipeline with the sole purpose of receiving immediate feedback on the quality and validation of business risks associated with the automated build of code developed by developers.

This phase will assist the team in continuously testing each build (as soon as the code developed is pushed), allowing the development teams to receive immediate feedback on their work and ensuring that these issues do not arise later in the SDLC cycle.


10. What are the three most crucial DevOps KPIs?

The following are some DevOps KPIs:

Reduce the time it takes to recover from a failure on average.

Increase The frequency with which the deployment takes place.

The percentage of deployments that fail has decreased.


 


 

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