In a botnet, malbot logs into a particular type of system for making coordinated attack attempts.
What type of system is this?
None of the choices.
In order to coordinate the activity of many infected computers, attackers have used coordinating
systems known as botnets. In a botnet, the malware or malbot logs in to an Internet Relay Chat
channel or other chat system. The attacker can then give instructions to all the infected systems