Devops Interview Questions and Answers


1.Explain what is DevOps?
It is a newly emerging term in IT field, which is nothing but a practice that emphasizes the collaboration and communication of both software developers and other information-technology (IT) professionals. It focuses on delivering software product faster and lowering the failure rate of releases.
2.List the essential tools used in Devops.
  • Git
  • Jenkins
  • Selenium
  • Puppet
  • Chef
  • Ansible
  • Nagios
  • Docker
  • Monit
  • ELK –Elasticsearch, Logstash, Kibana
  • Collectd/Collect
  • Git(GitHub)
3.What are the core operations of DevOps in terms of development and Infrastructure?
The core operations of  DevOps
  • Application development
  • Code developing
  • Code coverage
  • Unit testing
  • Packaging
  • Deployment With infrastructure
  • Provisioning
  • Configuration
  • Orchestration
  • Deployment
4. What are the advantages of DevOps with respect to Technical and Business perspective?
Technical benefits:
  • Software delivery is continuous.
  • Reduces Complexity in problems.
  • Faster approach to resolve problems
  • Manpower is reduced.
Business benefits:
  • High rate of delivering its features
  • Stable operating environments
  • More time gained to Add values.
  • Enabling faster feature time to market
5. The scope for SSH?
  • SSH is a Secure Shell which provides users with a secure, encrypted mechanism to log into systems and transfer files.
  • To log out a remote machine and work on command line.
  • To secure encrypted communications between two hosts over an insecure network.
6. Which are the areas where DevOps are implemented?
  • Production Development
  • Creation of the production feedback and its development
  • IT Operations development
7. List the agile methodology of DevOps.
  • DevOps is a process
  • Agile is same as DevOps.
  • Separate group for are framed.
  • It is problem solving.
  • Developers managing production
  • DevOps is development-driven release management
  • 1.Explain what is DevOps?
    It is a newly emerging term in IT field, which is nothing but a practice that emphasizes the collaboration and communication of both software developers and other information-technology (IT) professionals. It focuses on delivering software product faster and lowering the failure rate of releases.
    2.List the essential tools used in Devops.
    • Git
    • Jenkins
    • Selenium
    • Puppet
    • Chef
    • Ansible
    • Nagios
    • Docker
    • Monit
    • ELK –Elasticsearch, Logstash, Kibana
    • Collectd/Collect
    • Git(GitHub)
    3.What are the core operations of DevOps in terms of development and Infrastructure?
    The core operations of  DevOps
    • Application development
    • Code developing
    • Code coverage
    • Unit testing
    • Packaging
    • Deployment With infrastructure
    • Provisioning
    • Configuration
    • Orchestration
    • Deployment
    4. What are the advantages of DevOps with respect to Technical and Business perspective?
    Technical benefits:
    • Software delivery is continuous.
    • Reduces Complexity in problems.
    • Faster approach to resolve problems
    • Manpower is reduced.
    Business benefits:
    • High rate of delivering its features
    • Stable operating environments
    • More time gained to Add values.
    • Enabling faster feature time to market
    5. The scope for SSH?
    • SSH is a Secure Shell which provides users with a secure, encrypted mechanism to log into systems and transfer files.
    • To log out a remote machine and work on command line.
    • To secure encrypted communications between two hosts over an insecure network.
    6. Which are the areas where DevOps are implemented?
    • Production Development
    • Creation of the production feedback and its development
    • IT Operations development
    7. List the agile methodology of DevOps.
    • DevOps is a process
    • Agile is same as DevOps.
    • Separate group for are framed.
    • It is problem solving.
    • Developers managing production
    • DevOps is development-driven release management
    • 8.List the major difference between the Agile and DevOps.
    Agile:
    1. Agile is about software development
    Devops:
      1. DevOps is about software deployment and management.
      2. DevOps does not replace Agile or Lean. It does this by killing waste, removing handovers, and streamlining deployments to allow faster and more continuous deployments to PRODUCTION.
    9.Name the popular scripting language of DevOps.
    • Python
    10.How DevOps is helpful to developers?
    • To fix the bug and implement new features quickly.
    • It provides the clarity of communication among team members.
    Agile:
  1. Agile is about software development
Devops:
    1. DevOps is about software deployment and management.
    2. DevOps does not replace Agile or Lean. It does this by killing waste, removing handovers, and streamlining deployments to allow faster and more continuous deployments to PRODUCTION.
9.Name the popular scripting language of DevOps.
  • Python
10.How DevOps is helpful to developers?
  • To fix the bug and implement new features quickly.
  • It provides the clarity of communication among team members.

Comments

Post a Comment

Popular posts from this blog

IOT Interview Questions and Answers

Image
1.What is IoT? Answer:  IoT  stands for Internet of Things. It is basically a network using which things can communicate with each other using internet as means of communication between them. All the things should be IP protocol enabled in order to have this concept possible. Not one but multiple technologies are involved to make IoT a great success. 2.There may be some questions on Linux OS, as it is most popular in IoT domain. Answer:  One can refer the same on net on very basics such as what are the qualities of linux OS? What are the features of linux OS over other Operating Systems etc. This set of IoT(Internet Of Things) interview questions and answers are useful for freshers and experienced level of job positions. 3.What impacts will the Internet of Things (IoT) have on Infrastructure and Smart Cities Sector? Answer:  The capabilities of the smart grid, smart buildings, and ITS combined with IoT components in other public utilities, such as r...
Read more

Salesforce Interview Questions

Image
Q1). Explain what is   sales force ? Ans:   Salesforce is a CRM delivered as a software-as-a-service (SaaS). Q2).What are custom objects in Salesforce? Ans:   Simply put custom objects are the database tables in Salesforce. All the data related to the enterprise can be stored in Salesforce.com. These custom objects have to be defined first and then the following steps need to be taken: Join records with custom objects. The custom object data are displayed in custom lists. Create a custom tab for custom object. Building page layouts. Creating dashboard & report for analyzing custom object. The custom tab, app and object can be shared Q3).Mention changing what may cause data loss? Ans:   Data loss may cause due to following reasons Changing data and date-time Altering to percent,number and currency from other data types Changing from multi-select picklist, checkbox, auto number to other types Altering to multi-select picklist from ...
Read more

Spring Interview Questions

Image
Q1).  What is a spring? Ans:   Spring  is set to be a framework which helps Java programmer for development of code and it provides IOC container, Dependency Injector, MVC flow and many other APIs for the java programmer. Q2). What are Advices in Spring? Ans:  It is the execution of an aspect. Advice is like making your application learn a new trick. They are usually introduced at joinpoints. Q3). What is the default scope of bean in Spring framework? Ans:  The default scope of bean is Singleton for  Spring  framework. Q4). Name the types of transaction management that are supported by Spring? Ans:  Transaction management supported by Spring are : Declarative transaction management. Programmatic transaction management. Q5). Is Singleton beans are thread safe in Spring Framework? Ans:  No, singleton beans are not thread-safe in  Spring  framework. Q6). What are the benefits of Spring Fra...
Read more