Final answer:
A botnet is traffic sent to a command and control system by a PC that is part of a botnet. A botnet is a network of infected computers controlled by a central system. Infected PCs can be used to send traffic for various malicious purposes.
Step-by-step explanation:
Botnet is traffic sent to a command and control system by a PC that is part of a botnet. A botnet is a network of computers infected with malware and controlled by a central command and control system. When a PC is infected and becomes part of a botnet, it can be used to send traffic to the command and control system, which can then be used for various malicious purposes such as launching DDoS attacks or sending spam emails.