List of Core PowerShell Knowledge

1. Introduction to PowerShell:

• What is PowerShell?
• History and evolution of PowerShell.
• Key features and advantages of using PowerShell.
• PowerShell versions and compatibility.

2. Setting Up PowerShell Environment:

• Installing PowerShell on different operating systems (Windows, macOS, Linux).
• Choosing between Windows PowerShell and PowerShell Core.
• Exploring the PowerShell Integrated Scripting Environment (ISE).
• Using the PowerShell console and terminal.

3. PowerShell Basics:

• Understanding cmdlets (verbs and nouns).
• Using the Get-Help cmdlet.
• Basic command syntax and pipeline concept.
• Working with objects and properties.

4. Variables and Data Types:

• Creating and using variables.
• PowerShell data types (string, integer, array, hash table, etc.).
• Type conversion and casting.

5. Control Flow and Scripting:

• Conditional statements (if, else, switch).
• Looping constructs (for, foreach, while).
• Writing and executing PowerShell scripts.

6. Functions and Modules:

• Creating and using functions.
• Parameters and arguments.
• Organizing code into reusable modules.

7. Working with Files and Folders:

• Navigating the file system.
• Reading and writing files.
• Manipulating folders and files (copying, moving, deleting).

8. Working with Processes and Services:

• Managing running processes.
• Starting, stopping, and restarting services.

9. Working with PowerShell Providers:

• Understanding PowerShell providers (file system, registry, certificate, etc.).
• Using providers to navigate non-file system data.

10. Remote Management with PowerShell: - Remoting basics (Enable-PSRemoting, Enter-PSSession). - Using PowerShell to manage remote computers.

11. Error Handling and Debugging: - Common error types in PowerShell. - Using Try-Catch-Finally for error handling. - Utilizing debugging tools and techniques.

12. PowerShell and Active Directory (if applicable): - Managing users, groups, and computers. - Working with Group Policy objects (GPOs).

13. PowerShell Script Security: - Execution policies. - Code signing and digital signatures. - Best practices for secure scripting.

14. Advanced PowerShell Techniques (Optional): - Regular expressions in PowerShell. - Working with XML and JSON data. - WMI/CIM in PowerShell.

15. Real-World Projects and Practical Applications: - Creating scripts to automate common tasks. - Solving real-world problems with PowerShell.

16. PowerShell Resources and Community: - Suggested books, websites, and online resources. - Participating in PowerShell forums and communities.