A distributed Denial of Service (DDoS) attack is a more common type of DoS Attack, where a single system is targeted by a large number of infected machines over the Internet. In a DDoS attack, attackers first infect multiple systems which are known as:

An access control policy authorized a group of users to perform a set of actions on a set of resources. Access to resources is based on necessity and if a particular job role requires the use of those resources. Which of the following is NOT a fundamental element of access control policy

A Host is infected by worms that propagates through a vulnerable service; the sign(s) of the presence of the worm include:

Which of the following is a risk assessment tool:

A malicious security-breaking code that is disguised as any useful program that installs an executable
programs when a file is opened and allows others to control the victim's system is called: