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Topic starter 01/08/2025 9:35 pm
🖥️ Microsoft PowerShell is a powerful command-line shell and scripting language designed for system administration, automation, and configuration management across Windows, Linux, and macOS.
⚙️ What PowerShell Does
- Automates tasks like user account creation, software installation, and system updates
- Manages system configurations and services
- Accesses data stores like the file system, registry, and certificate store
- Executes scripts to streamline repetitive processes
🧠 Key Features
- Object-oriented: Unlike traditional shells, PowerShell works with .NET objects, not just plain text
- Cmdlets: Built-in commands like
Get-Process
,Set-Item
, andStart-Service
- Pipelines: Pass data between commands using
|
, enabling complex workflows - Cross-platform: Runs on Windows, macOS, and Linux
- Open source: Actively developed on GitHub
🧪 Example Command
Get-Process | Where-Object {$_.CPU -gt 100}
This lists all processes using more than 100 CPU units.
🚀 Use Cases
Scenario | PowerShell Role |
---|---|
Server management | Automate updates, monitor performance |
Cloud operations (Azure) | Deploy resources, manage subscriptions |
Security auditing | Scan logs, check permissions |
DevOps pipelines | Integrate with CI/CD tools |