automation

Remove white box from windows display screen: 
Press CNTRL+ALT+DEL and click the task manager tab. Highlight the running task and click end task

BIOS details
Get-CimInstance -ClassName Win32_BIOS

Write-Host "The systems processor is"
Get-CimInstance -ClassName Win32_ComputerSystem | Select-Object -Property SystemType

Write-Host "The computer Manufacture and physical memory details are as follows"
Get-CimInstance -ClassName Win32_ComputerSystem

delete files older than 30days 

$csv = Import-Csv "C:\Vignesh\test.csv"
foreach($row in $csv)
{
$Path=$row.Path
write-host "The path to be archived is" $row.Path
$DaysTOBeArchived = "-30"
$CurrentDate = Get-Date
$DatetoBeDeleted = $CurrentDate.AddDays($DaysTOBeArchived)
Get-ChildItem $Path -Recurse  | Where-Object { $_.CreationTime  -lt $DatetoBeDeleted } | Remove-Item
Write-Host "Cleared the files is the path "$row.path
}

send an automated mail when the disk space is less than 5%.
$cname="Mycomputer"
ForEach ($c in $cname)
{
$disk=Get-WmiObject win32_logicaldisk -ComputerName $c -Filter "Drivetype=3" -ErrorAction SilentlyContinue | Where-Object {($_.freespace/$_.size) -le '0.05'}
If ($disk)
{
$EmailToAdd = "test@test.com"
$EmailFromAdd = "test@test.com"
$userdet = 'testuser'
$passworddet = "testpwd"
$Subjectdet = "Disk space alert"
$Bodydet = "low space in the system"
$SMTPServerdet = "testswer"
$SMTPMessagedet = New-Object System.Net.Mail.MailMessage($EmailFromAdd,$EmailToAdd,$Subjectdet,$Bodydet)
$SMTPClientdet = New-Object Net.Mail.SmtpClient($SMTPServerdet, 587)
$ SMTPClientdet.EnableSsl = $true
$ SMTPClientdet.Credentials = New-Object System.Net.NetworkCredential($userdet, $passworddet)
$ SMTPClientdet.Send($SMTPMessagedet)
}
}