Responding to questions in Puppet section (bregman-arie#340)

README.md

@@ -1917,6 +1917,8 @@ A list of services and their endpoints
 
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 <summary>Can you compare Puppet to other configuration management tools? Why did you chose to use Puppet?</summary><br><b>
+
+  * Puppet is often compared to other configuration management tools like Chef, Ansible, SaltStack, and cfengine. The choice to use Puppet often depends on an organization's needs, such as ease of use, scalability, and community support.
 </b></details>
 
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@@ -1934,10 +1936,14 @@ A list of services and their endpoints
 
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 <summary>Explain Facter</summary><br><b>
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+  * Facter is a standalone tool in Puppet that collects information about a system and its configuration, such as the operating system, IP addresses, memory, and network interfaces. This information can be used in Puppet manifests to make decisions about how resources should be managed, and to customize the behavior of Puppet based on the characteristics of the system. Facter is integrated into Puppet, and its facts can be used within Puppet manifests to make decisions about resource management.
 </b></details>
 
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 <summary>What is MCollective?</summary><br><b>
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+  * MCollective is a middleware system that integrates with Puppet to provide orchestration, remote execution, and parallel job execution capabilities.
 </b></details>
 
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@@ -1946,6 +1952,8 @@ A list of services and their endpoints
 
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 <summary>Explain what is Hiera</summary><br><b>
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+  * Hiera is a hierarchical data store in Puppet that is used to separate data from code, allowing data to be more easily separated, managed, and reused.
 </b></details>
 
 ## Elastic