PowerShell Interview Questions and Answers

Ques 16. Explain the 'Select-Object' cmdlet in PowerShell.

Select-Object is used to select specific properties of objects.

Ques 17. How do you create and use a hashtable in PowerShell?

With key-value pair.

Ques 18. What is the purpose of the 'Write-Output' cmdlet?

Write-Output sends the specified object down the pipeline.

Example:

Write-Output 'Hello, World!'

Ques 19. Explain the concept of 'Execution Policies' in PowerShell.

Execution Policies determine the conditions under which PowerShell scripts can run.

Example:

Get-ExecutionPolicy

Ques 20. How do you work with JSON data in PowerShell?

Use 'ConvertTo-Json' and 'ConvertFrom-Json' cmdlets to convert objects to JSON and vice versa.