Registry operations in PowerShell - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the Windows Registry?

The Windows Registry is a database that stores settings and options for the operating system and installed programs. It helps Windows remember configurations like user preferences and system settings.

beginner

How do you read a registry value using PowerShell?

Use the <code>Get-ItemProperty</code> cmdlet with the registry path. For example: <code>Get-ItemProperty -Path 'HKCU:\Software\MyApp' -Name 'Setting'</code> reads the 'Setting' value under 'MyApp' in the current user hive.

beginner

How can you create a new registry key in PowerShell?

Use New-Item with the registry path. For example: New-Item -Path 'HKCU:\Software\MyNewApp' creates a new key named 'MyNewApp' under current user software.

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How do you set or change a registry value in PowerShell?

Use Set-ItemProperty with the path, name, and value. Example: Set-ItemProperty -Path 'HKCU:\Software\MyApp' -Name 'Setting' -Value 'NewValue' changes 'Setting' to 'NewValue'.

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What is the difference between HKCU and HKLM in the registry?

HKCU (HKEY_CURRENT_USER) stores settings for the logged-in user only. HKLM (HKEY_LOCAL_MACHINE) stores settings for all users on the computer.

Which PowerShell cmdlet reads a registry value?

A Get-ItemProperty

B New-Item

C Set-ItemProperty

D Remove-Item

Get-ItemProperty reads values from registry keys.

What does HKLM stand for in the Windows Registry?

A HKEY_LOCAL_MACHINE

B HKEY_LOCAL_MEMORY

C HKEY_LOGGED_MACHINE

D HKEY_LOCAL_MODULE

HKLM means HKEY_LOCAL_MACHINE, storing settings for all users.

Which cmdlet creates a new registry key?

A Set-ItemProperty

B Get-ItemProperty

C Remove-ItemProperty

D New-Item

New-Item creates new keys or folders in the registry.

To change a registry value, which cmdlet should you use?

A Get-ItemProperty

B New-Item

C Set-ItemProperty

D Remove-Item

Set-ItemProperty changes or sets registry values.

Which registry hive stores settings specific to the current user?

A HKLM

B HKCU

C HKCR

D HKU

HKCU stands for HKEY_CURRENT_USER, storing user-specific settings.

Explain how to read, create, and modify registry keys and values using PowerShell.

Think about the cmdlets for reading, creating, and setting registry data.

Describe the difference between HKCU and HKLM registry hives and when you might use each.

Consider who the settings affect: one user or all users.