Question

For this assignment, you will need any computer running PowerShell v5 or later. Your answer should only include the function or the script files that generate the results.

1. The Get-ChildItem cmdlet is very useful in obtaining files and directory information. Your challenge is to create a PowerShell function that displays all ‘.exe’ and ‘.dll’ files stored under C:\Windows\System32, whose size is more than 5 MB. Group the files based on their extension and store the list into a text file.

Answer 1

script.ps1
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$path = "C:\Windows\System32"
$destination = "C:\Users\Administrator\Desktop\output.txt"

$results = Get-ChildItem $path -Recurse | where {$_.extension -in ".dll",".exe"} | Where-Object {$_.length/1MB -gt 5} | Select-Object Name, Extension, @{Name="Mbytes";Expression={ "{0:N0}" -f ($_.Length / 1mb) }}
$results | Sort-Object -Property extension | Out-File $destination
$results|group extension|select Count,Name,@{l='Total MB';e={$_.Group | Measure-Object -Property Mbytes -Sum|select -expand sum}}| Out-File $destination -Append

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