1. Which is not a built-in variable out of this a) $Args b) $Hostname c) $Pid d) $? 2. Which one will override the default alias in Powershell a) Set-Alias -Name ls -Value hostname -Scope Local -Force b) Set-Alias -Name ls -Value hostname -Force c) Set-Alias -Name ls -Value hostname -Option AllScope d) None of the above, we can't override the default aliases 3. Out of the below which command won't work ( Renaming directory ) a) Rename-Item "C:\`[Test File`]\" "Test" b) Rename-Item "C:\``[Test File``]\" "Test" c) Rename-Item -LiteralPath "C:\`[Test File`]\" "Test" d) Rename-Item -LiteralPath "C:\[Test File]\" "Test" 4. What is the default execution policy in Powershell a) Bypass b) Restricted c) UnRestricted d) RemoteSigned 5. W