What Is a Distributed Denial-Of-Service Attack

Multiple Choice

What is a Distributed Denial-of-Service attack?

A) An attack that creates a virus that cause a variety of problems
B) An attack that is disguised as benign software but carries malicious code that may be activated via a logic bomb
C) An attack that uses computers infected with malware that function like robots
D) An attack that uses multiple machines or IP addresses to force the target to shut down