Top 15 PowerShell interview questions with answers

Or, Top 15 PowerShell interview questions

Or, Powershell interview questions for beginners

Descriptions:

PowerShell is one of the most commonly scripting shell scripting language used by Windows Operating systems, and widely available to be used in many cloud platforms now a days.

In this KB, you would know about some beginner level scenarios and questions that are essential to know for any PowerShell administrators or engineer.

Here are questions and their answers – top 15

What is PowerShell?

PowerShell is a command-line shell and scripting language used by Windows operating system.

What are the benefits of using PowerShell?

It allows automation of repetitive tasks, provides better control over Windows systems, and enables easier management of remote systems.

How to start a PowerShell session?

By clicking on the Start menu, typing "PowerShell" in the search bar, and then clicking on the PowerShell app.

What are the different execution policies in PowerShell?

Restricted, AllSigned, RemoteSigned, Unrestricted.

What is a PowerShell cmdlet?

It is a lightweight command used in PowerShell to perform a specific action.

How to list all the available cmdlets in PowerShell?

By using the "Get-Command" cmdlet.

How to get help in PowerShell?

By using the "Get-Help" cmdlet.

What is the difference between CMD and PowerShell?

CMD is a basic command-line interface while PowerShell is an advanced version with more features, commands and scripting capabilities.

How to create a variable in PowerShell?

By using the "$" symbol followed by the variable name, for example: "$myVariable = 10".

What is the difference between single and double quotes in PowerShell?

Single quotes treat the enclosed string as a literal, while double quotes allow for expression substitution.

What is pipeline in PowerShell?

It is a way to pass the output of one cmdlet as the input to another cmdlet.

What are the different ways to run a PowerShell script?

WMI stands for Windows Management Instrumentation and is a way to access information about Windows systems.

What are the different profile files in PowerShell?

The different profile files are: Microsoft.PowerShell_profile.ps1, Microsoft.PowerShellISE_profile.ps1, and Microsoft.VSCode_profile.ps1.

How to exit a PowerShell session?

By using the "Exit" command or "Ctrl + C".

 

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