A User's Computer Is Running Slow Even When Only One

Multiple Choice

A user's computer is running slow even when only one program is open. A technician discovers the CPU is running at 100%, and there is a significant amount of outgoing network traffic. Which of the following is MOST likely causing the high resource usage?

A) A keylogger is running
B) The computer is part of a botnet
C) The computer is receiving a DDoS attack
D) A software firewall is blocking traffic