Module creation basics in PowerShell - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is a PowerShell module?

A PowerShell module is a package that contains PowerShell functions, cmdlets, variables, and workflows grouped together to organize and reuse code easily.

beginner

How do you create a basic PowerShell module file?

Create a file with the extension .psm1 and add your PowerShell functions or scripts inside it.

intermediate

What is the purpose of a .psd1 file in a PowerShell module?

The .psd1 file is a module manifest that describes the module's metadata like version, author, and dependencies.

beginner

How do you import a PowerShell module into your session?

Use the command Import-Module ModuleName to load the module and access its functions.

intermediate

Where should you place your PowerShell module files for automatic discovery?

Place them in one of the folders listed in the $env:PSModulePath environment variable, like Documents\PowerShell\Modules.

What file extension is used for a PowerShell module script file?

A .psm1

B .ps1

C .psd1

D .exe

PowerShell module script files use the .psm1 extension to group functions and scripts.

Which command loads a PowerShell module into your current session?

A Load-Module

B Import-Module

C Use-Module

D Add-Module

The correct command to load a module is Import-Module.

What is the role of a module manifest (.psd1) file?

A Contains PowerShell functions

B Executes scripts automatically

C Stores module metadata and settings

D Compiles the module

The .psd1 file holds metadata like version and author information for the module.

Where can you place your module files for PowerShell to find them automatically?

A Folders listed in $env:PSModulePath

B Any folder on your desktop

C Only in C:\Windows\System32

D In the root of C:\ drive

PowerShell searches for modules in folders listed in the $env:PSModulePath environment variable.

Which file extension is NOT used in PowerShell module creation?

A .psm1

B .psd1

C .dll

D .ps1

While .ps1 files are scripts, they are not module files. Modules use .psm1 and .psd1 files.

Explain the basic steps to create and use a PowerShell module.

Think about file types, location, and loading.

Describe the purpose of the $env:PSModulePath environment variable in module creation.

It controls where PowerShell searches for modules.