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Given the following code: $p = (80, 110, 25) $network = (192.168.0) $range = 1 .. 254 $ErrorActionPreference = 'silentlycontinue' $Foreach ($add in $range) $Foreach ($x in $p) { {$ip = "{0} . {1} -F $network, $add" If (Test-Connection -BufferSize 32 -Count 1 -quiet -ComputerName $ip) {$socket = new-object System.Net. Sockets. TcpClient (&ip, $x) If ($socket. Connected) { $ip $p open" $socket. Close () } } }} Which of the following tasks could be accomplished with the script?
Correct Answer: D
The script is performing a port scan on the network 192.168.0.0/24, by testing the connectivity of three ports (80, 110, 25) on each IP address in the range 1-254. A port scan is a technique used to identify open ports and services on a target host or network. It can be used for reconnaissance, vulnerability assessment, or penetration testing. References: *The Official CompTIA PenTest+ Instructor Guide (Exam PT0-002) eBook, Chapter 3, Lesson 3.2, Topic 3.2.2: Perform a port scan *PowerShell TCP port scanner, Stack Overflow answer by postanote *PowerShell Basics: How to Scan Open Ports Within a Network, Tech Community blog by Anthony Bartolo