Question

An attempt to make a computer resource unavailable to its intended users is called ______

(a) denial-of-service attack

(b) virus attack

(c) worms attack

(d) botnet process

The question was posed to me during an online interview.

My doubt is from Security In The Internet in portion Networking of Computer Network

Answer 1

The correct answer is (a) denial-of-service attack

To explain: In a Denial of Service attack, the attacker won’t let the victims access the network by using a certain method that ensures that an essential network resource is unavailable to the victim. The methods that the attacker can use are vulnerability attack, bandwidth flooding and connection flooding.