Puppet Interview Questions and Answers

Puppet Interview Questions and Answers

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Best Puppet Interview Questions and Answers

Puppet is one of the advanced tools for configuration, management, and automation which is highly preferred by most of the top organizations nowadays to simplify the process of administrating their business tasks at ease. As the usage of Puppet tools are tremendously increasing, the need for Puppet experts is also elevating. The recruiters of top multinational companies are looking for both freshers and well-experienced Puppet specialists to accompany with their tasks and these Puppet specialists are paid more too. But to crack the Puppet interview at ease, aspirants should prepare for their interviews before they attend a Puppet interview. And, so Coursejet has compiled top 50 Puppet interview questions with answers for the aspirants to prepare confidently.

Frequently asked Puppet Interview Questions and Answers

In this blog, we have listed the essential concepts and important topics in line with Puppet interviews for the aspirants to succeed in their life. This is a one-stop resource that covers the major Puppet concepts like what is Puppet, Architecture of Puppet, Manifests, Modules, Puppet Lint, Puppet Apply, Puppet Kick, Runintervals, Puppet Master and Slave, MCollective, and some of the useful Puppet commands. These Puppet interview questions posted by Coursejet will be useful for both beginners and experienced candidates. Are you preparing for a Puppet interview? Then this blog is for you to learn and build confidence. The team of Coursejet wishes every aspirant a successful career.

If you wish to pursue Puppet certification courses online? Enquire the team of CourseJet now and start your journey because opportunities will never wait, making use of it at the right time will bring you innumerable victories.

The following table illustrates the difference between Puppet and Ansible:

Puppet

Ansible

Puppet is not very easy to setup

Ansible is very easy to setup

Puppet is not easy to manage

Ansible is simple and easy to manage

PuppetDSL is the configuration language used in Puppet

YAML (Python) is the configuration language used in Ansible

Puppet is highly scalable

Ansible is also easily scalable

The open-source configuration management tool that is used to automate administration tasks is known as the Puppet compatible with both Windows and UNIX. The Puppet that is produced by Puppet Labs is used to deploy, manage, and configure servers at ease. Puppet is also one of the free software that consists of its own declarative language that is used to describe the configurations of the system.
You will find this question in most of the Puppet interviews. So, prepare carefully to answer this question. “Puppet is vital because it helps in developing and nourishing the communication, social, and emotional skills of the students”.
Yes, the basic type and providers of Puppet 2.7.6 run and perform well on Windows. Also, there are several test suites handled to ensure the future compatibility of the advanced versions of Puppet.

Puppet Language and Puppet Platform are the two components of Puppet.

There are no restrictions to the size of the organization, but if you follow such prerequisites that you can extract better performance with the help of Puppet. Most of the organizations will have only a handful of servers and will not need any additional assistance to manage those servers while organizations with abundant servers will require maintenance and cannot be managed manually, and in this case, Puppet can be preferred.
In most of the organizations, Puppet is used to satisfy the cloud infrastructural needs, to maintain and manage the data centers and to enhance the business growth. Puppet can be configured with the appropriate machine such that all the machine properties and the infrastructural benefits can be easily understood by the organizations using Puppet.
In most of the Puppet interviews, you can find this question as a follow-up after the explanation of Puppet. Coursejet has bought you this question so that you can crack the Puppet interview at ease. The explanation to the Puppet is as follows: Puppet comes under the Master-Slave architecture. The duty of the Puppet Slave is to respond to all the requests from the Puppet Master to build a secure relation or connection. The Puppet Master will share a Master certification that consists of a request to the Slave certificate. Then, the Puppet Slave will share the Slave certificate with the response for the request to the Puppet Master which receives the request and uses it to configure the Puppet Slave.

Listed below is how a Puppet works:

  • Firstly, facts from the Puppet Agent will be sent to the Puppet Master. Facts are nothing but the key/value data pair that describes some of the aspects of Slave state that include the operating system, IP address, up-time, and the virtual machine status.
  • Puppet Master makes use of the facts and compiles it into a catalog in which the instructions to configure Slave will be present.
  • The Puppet Slave will now report the Master indicating the completion of the configuration which will be displayed on the Puppet dashboard.

Listed below are some of the features of Puppet:

  • Infrastructure automation
  • Automated provisioning
  • Task management
  • Visualization & Reporting
  • Code management
  • Discovery & Insights
  • Orchestration

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The base development language of Puppet is Ruby and it supports two main functions known as Rvalue and Statements. The other three in-build functions of Puppet are File function, Include function, and Defined function.
This is one of the mandatory questions that you can see in every Pupper interviews. According to Coursejet, we suggest that aspirants should explain what is manifest first and then follow with explaining the question thoroughly. If you are asked this question in the interview, then you will have to answer as such: In the Puppet master, you will find all the configuration details of every node or Puppet agent which will be mostly written in the native Puppet language that is easily understood by Puppet and is known as manifests. These manifests will consist of Puppet code with the filenames that make use of .pp extension.
A Puppet module is a collection of data and manifests that comprises of facts, files, and templates that consist of a special directory structure.
If you are asked this question in the Puppet interview, answer as we have described below. A Puppet module is a collection of data and manifests that comprises of facts, files, and templates that consist of a special directory structure. These modules are used to organize the Puppet code as it indicates how to separate those codes into several manifests. So, it is always considered to prefer Puppet modules to organize all the Puppet manifests. Manifests are nothing but the Puppet programs and these manifests are comprised of Puppet code with the filenames that make use of .pp extension.

The document that is used by the Puppet agent to configure a node is known as the catalog and it can be downloaded from the Puppet master. In the catalog, you will find details like every resource’s desired state and the information that has to be managed. A catalog is compiled consists of the following configuration details:

  • Agent-provided data
  • External data
  • Puppet manifests
A node is nothing but a block of Puppet code that consists of matching nodes catalog that assists in assigning the required configurations to the specific node.

Facter acts as a library that collects the per-Agent facts and reports the network settings, IP and MAC addresses, SSH Keys, hardware details, OS type, OS version and more to the Puppet master. And, these facts in the form variables are available in the Puppet master.

Facter can be used to set variables at ease. On running the facter in a shell, you can get the complete record of variables and their values.
The Puppet class is a single unit that consists of a group of Puppet capabilities and these classes are a framework which can be used in a defined order. Every class should be a single time using a single name but it should be different.
Recently in most of the Puppet interviews, this question is being asked frequently by the Puppet recruiters. In the class and the module name, the characters like numbers, underscores, and lowercase letter can be used.

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Puppet compiles a single manifest file or a manifest directory that is being treated as a single file. The main starting can be represented as the main manifest or site manifest.

The Puppet Apply will always need a manifest that can be treated as an argument in the command line and it will not use a manifest’s environment automatically and will prefer only the manifests that are passed to it.

This is one of the important Puppet interview questions and Coursejet finds pleasure in bringing the most frequently asked top 50 Puppet interview questions such that the aspirants can crack Puppet interviews easily. Yes, we can prefer Puppet to manage any machines and organizations that have a collection of desktops and laptops.
puppet –sign hostname-of-agent (2.6) puppet ca sign hostname-of-agent (3.0) The commands listed above can be used to sign the requested certificates at ease.

This is one of the advanced level Puppet interview question and most experienced candidates will be asked this question by the recruiter to examine their skill. And, so Coursejet has bought this question. The answer to this question is as follows:
Without signing the CLA, we will not accept your code contribution to either Puppet or Facter. By just logging into the GitHub account and moving to the CLA page to sign an agreement, we can easily sign CLA.

No, signing CLA will never change who owns the Puppet code, this is only a license agreement and will not come under the copyright agreement. On signing the CLA, you will own complete ownership of your code and you provide permission to the Puppet Labs to make use of your code.
/var/lib/puppet/ssl/ca/signed is the location where the Puppet master stores the certificate.
A single change or a group of change is being tested in the temporary test environment that consists of a descriptive name and the particular version’s commit ID.
If different teams of your organization handle a part of the infrastructure, then you need not coordinate the code rather than splitting them into environments which are known as the divided infrastructure in Puppet.

Classes are named blocks of Puppet code that are stored in modules.

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Reductive labs also known as Puppet Labs is one of the small and private companies used to re-frame the server automation issues.
Yes, with the help of a package management system present in the operating system, we can upgrade Puppet and Facter using one of the Puppet labs public repositories or the repository of the vendors. Before upgrading, we should ensure that we have removed the old versions leaving the configuration data.
Puppet kick is nothing but a trigger that triggers a Puppet agent from the Puppet master. This is one of the important questions asked in most of the Puppet interviews frequently, so aspirants have to prepare this question before they attend a Puppet interview.
This might be the follow-up question either before or after the Puppet kick question, so prepare this question as it is one of the top 50 Puppet interview questions. Runinterval is the periodic time interval in which a request is sent by the Puppet agent to the Puppet master.
Coursejet has added this question in our blog after discussing with the top recruiters in the industry. So, prepare this Puppet interview question before you step into a Puppet interview. Git, Jenkins, and DevOps are some of the community tools that support the features and integrations associated with Puppet.
As Puppet is a fast, reliable, automated and easy-to-use infrastructure, it can assist developers to add new versions of the software and servers in just a click and so developers can concentrate on the productive work without the need to worry about the repetitive tasks.

This is one of the important topics in Puppet interviews. Coursejet has bought you this question such that aspirants can crack their interview at ease.
A powerful orchestration framework that simultaneously executes actions on thousands of servers with the help of own code or existing plugins.

For experienced candidates, this type of Puppet interview question might be asked by the recruiters. So experienced aspirants should be aware of how to answer this question. The main functionality of “puppet cert list” is to check the certificate requests from the Puppet Slave to the Puppet Master. And, this command should be executed on the Puppet master. Using “puppet cert sign <Hostname of agent>” command, we can execute a specific certificate. To sign all the certificates at a single point of time, we should use the “puppet cert sign all” command.

Candidates will also get interview questions like commands and their functionalities and so, we the team of Coursejet have bought you all the essential top 50 Puppet Interview Questions that you will get surely in your Puppet interviews. The answer to this Puppet interview question is as follows:

“etckeeper-commit-post” – This is a configuration file with the definitions of commands and scripts and will be executed once the Master sends the configuration request to either the Agent or Slave.

“etckeeper-commit-pre” – This is also a configuration file with the definitions of commands and scripts and will be executed before the Master sends the configuration request to the Agent.

  • If you are asked this question in the Puppet interview, then give your answer as follows:
  • Few versions of Ruby are tested to work well with Puppet while some of the Ruby versions are not tested at all. To analyze the version of Ruby, execute the ruby -version command.
  • From Puppet 4, the Puppet agent packages will not require the operating system version of Ruby, as it has its own Ruby environment. Puppet agent can be installed with any version of Ruby and with systems that do not consist of Ruby.
  • Puppet enterprise will also not require the operating system version of Ruby, as it has its own Ruby environment. Puppet enterprise can be installed with any version of Ruby and with systems that do not consist of Ruby.
  • The Windows installer also does not require the operating system version of Ruby, as it has its own Ruby environment and it can be installed with any version of Ruby and with systems that do not consist of Ruby.

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Jira tickets all the changes and requests while we can manage all the requests using an internal process. Then to effectively manage the Puppet code to get best outcomes, we can make use of Git and Puppet’s code manager app. We can also execute all the Puppet changes using the beaker testing framework associated with the continuous integration pipeline of Jenkins.
Yes, Puppet can be executed on unique servers. There might be a few servers unique while the operating system the organization work on and others might vary.

This is one of the highly preferred Puppet interview questions by the recruiters to analyze the capability of the aspirants.

Puppet consists of its own language as it comes in both the open and commercial versions. Puppet also holds a declarative and modelAnswer:based approach to automate IT programs and to define configurations with similar programs and infrastructure as a code.

Puppet has its own programming language to make it clear and simple for the developers to understand it easily and quickly.

The answer should be as below if you get this question in your Puppet interview:

Puppet Enterprise – This version of Puppet can be used to manage all the infrastructure, IT applications and thus it can also be used to automate almost everything.

Open Source Puppet – It is one of the free versions used to modify and customize. It can manage the configurations of UnixAnswer that include Microsoft Windows System.

Some of the issues that Puppet face are as follows:
  • Puppet distortion issue
  • Blink issue
  • Wrap issue
  • Movement issue
  • Face issue
  • Walking issue

This might be the follow-up question after explaining the Puppet or its cons. So, prepare this question before you attend a Puppet interview. The advantages of Puppet are as follows:

  • Develops imagination power
  • Verbal expression
  • Voice modulation
  • Confidence
  • Teamwork
  • Dramatic expression
  • Listening skills

The Puppet design is referred to as the Model-driven design which is considered to be boring in the case of holding and arranging innumerable projects by the director. But with the help of the latest tools and technology, the Puppet design becomes more comfortable and compatible. Puppet is highly preferred by the developers to ensure an uncomplicated project layout.

Puppet lint is used to test the Puppet code. The Puppet lint also verifies the code style but the syntax will not be verified or proved. To evaluate or to verify the syntax, we should make use of the “puppet parser validate” command.
Aspirants can also expect this question in the Puppet interview. The main directory for Puppet code and data can be termed as the Puppet codedir. It comprises of the environment that includes both manifests and modules, hiera data, and some of the global module directories for all the environments present.

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