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Top 20 Puppet Interview Questions

NovelVista

NovelVista

Last updated 19/06/2020


Top 20 Puppet Interview Questions

Why the Puppet is called Puppet?

Well, who knows? 

But all we know is, it surely does a lot more than just a puppet.

Puppet consists of a custom declarative language to describe system configuration, which can be either applied directly on the system, or compiled into a catalog and distributed to the target system via the client-server paradigm, and the agent uses system-specific providers to enforce the resource specified in the manifests. The resource abstraction layer enables administrators to describe the configuration in high-level terms, such as users, services, and packages without the need to specify OS-specific commands.

And The result of the same is huge! It ends up helping in deploying, managing, and configuring your servers and mostly, contributing to your DevOps culture. Isn’t that amazing? 

Being the favorite tool of so many organizations, it is quite obvious that Puppet will throw a hell lot of interview questions on your way. Hence, here are the top 20 Puppet interview questions that can help you out in your next interview. Have a look!

1. What is Puppet?

The Puppet is a configuration management tool that is broadly used for automating the administration tasks. Puppet tool contributes to DevOps culture by deploying, managing, and configuring your servers.

2. What is Manifests?

The Manifests are some files in Puppet where the client configuration is specified.

3. What is the difference between a Module and a Manifest?

The manifests that are defined in modules can be included in the manifests, making it easier to manage the modules Also, the chosen manifest can be pushed on the specific agent or node.

4. What is Facter?

The Facter is a system profiling library that is used in gathering the system information during a Puppet run. The Facter provides you with information regarding the IP address, version of kernel, CPU, and others.

5. What is Puppet Kick?

Puppet Kick allows you to trigger the Puppet Agent from Puppet Master during the run interval when the Puppet Agent sends a request to Puppet Master.

6. What is MCollective?

The MCollective is a tool developed by the Puppet labs for server orchestration. MCollective runs thousands of jobs simultaneously using your own or existing plugins.

7. is it possible to manage Workstations with Puppet?

Puppet tool can be used for managing machines like laptops, desktops, and even workstations.

8. Does Puppet run on Windows?

Beginning with Puppet 2.7.6 it is possible to run on Windows and this ensures future compatibility.

9. What type of organizations can use Puppet?

An organization with a huge number of servers can be benefitted by Puppet since it eliminates the need of manual management of the servers.

10. Can Puppet run on servers that are unique?

Puppet can run on unique servers. Although there might be fewer chances of servers being unique since within an organization there are a lot of similarities that exist like the operating system that they are running on.

11. What is Puppet Labs?

Puppet Labs is a company interested in solving the Puppet automation problem.

12. How to upgrade Puppet and Facter?

You can upgrade Puppet and Facter by your operating system package management system in 2 ways:

  • Through the vendor’s repository 
  • Through the Puppet Labs’ public repositories

13. What are the characters permitted in a class and module name?

The characters that are permitted in a class and module name are:

  • Lowercase letters
  • Underscores
  • Numbers. 

14. How are the variables like $ operating system set?

You can set variables like $ with the help of Facter.

15. What happens if you don’t sign a CLA?

If you don’t sign a CLA, code contributions to Puppet or Facter can’t be accepted. Puppet users can log in to their GitHub account for signing the agreement on the CLA page.

16. What is the codedir in Puppet?

The codedir in Puppet is the main directory ideal that stores Puppet data and code. The codedir contains environments in which manifests and modules reside. 

17. Where is the codedir configured in Puppet?

The puppet.conf is ideal for configuration of the location of codedir with the codedir setting. Puppet Server uses its JRuby-puppet.master-code-dir Setting along with the puppetserver.conf. 

18. What is Hiera?

Answer: Hiera is a built-in key-value lookup ideal to separate the data from Puppet code. Hiera also stores configuration data in key-value pairs and is ideal to find out the data needed by a specific module for a given node.

19. What are Virtual Resources in Puppet?

Virtual Resources in Puppet are instruments that specify a particular state of a resource. Although, Virtual Resources don’t demand the implementation of the specific state for the resource. 

20. Is Puppet suitable for managing workstations?

Answer: Puppet is an ideal tool for managing almost any machine. Hence, puppet proves to be a major tool for managing various organizations that have various systems.

Conclusion:

Wish to learn Puppet beyond these interview questions as well as getting practical knowledge about it? Try joining our DevOps courses and learn all of it then!

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