If you're looking for good books, I can vouch for 'A Practical Guide to Linux Commands, Editors, and Shell Programming' which has very through coverage and end

If you're looking for good books, I can vouch for 'A Practical Guide to Linux Commands, Editors, and Shell Programming' which has very through coverage and end of chapter exercises. For PowerShell, I'm currently reading the the free PowerShell Notes for Professionals ( https://books.goalkicker.com/PowerShellBook/ https://books.goalkicker.com/PowerShellBook/ ) and it's a great resource as well.