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1. What is PowerShell?
PowerShell is Windows’ modern and powerful command-line shell used for automation and scripting.
It is much stronger than CMD because it can:
- automate tasks
- manage servers
- work with files, processes, services
- connect to Cloud (Azure, AWS)
- run advanced scripts
2. Why DevOps Engineers Must Know PowerShell
PowerShell is used for:
✔ Windows server administration
✔ Automation tasks
✔ Cloud automation (especially Azure)
✔ CI/CD pipelines
✔ Managing services, processes, users
✔ Writing scripts to remove manual work
PowerShell = CMD + superpowers.
3. PowerShell Commands Are Called “Cmdlets”
Cmdlets follow this format:
Loading...Examples:
Loading...Very easy to read and understand.
4. Basic PowerShell Commands (Just the essentials)
📌 List files
Loading...📌 Change directory
Loading...📌 Create folder
Loading...📌 Remove file
Loading...📌 Show running processes
Loading...📌 Stop a process
Loading...5. PowerShell Scripts (.ps1)
PowerShell scripts use the .ps1 extension.
Example:
Loading...Run script:
Loading...6. Execution Policy (Very Important)
PowerShell may block scripts for security.
To allow script execution:
Loading...Check current policy:
Loading...PowerShell is now the main shell for Windows automation.
8. When Should You Use PowerShell?
Use PowerShell when you need:
- automation
- scripting
- cloud commands
- server management
- DevOps tasks
- working with JSON, APIs, files
CMD is for basics.
PowerShell is for real work.