$31.$ A computer $\_\_\_\_$ risk is any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability.

a$.$ security

b$.$ liability

c$.$ terrorism

d$.$ network

$32.$ A$($n$)\_\_\_\_$ has the same intent as a cracker but does not have the technical skills and knowledge.

a$.$ script kiddie

b$.$ hacker

c$.$ cyberextortionist

d$.$ cyberterrorist

$33.$ A$($n$)\_\_\_\_$ is someone who uses e$-$mail as a vehicle for extortion.

a$.$ cyberextortionist

b$.$ hacker

c$.$ script kiddie

d$.$ cyberterrorist

$34.$ A$($n$)\_\_\_\_$ is someone who uses the Internet or network to destroy or damage computers for political reasons.

a$.$ cyberterrorist

b$.$ hacker

c$.$ script kiddie

d$.$ cyberextortionist

$35.$ Computer viruses, worms, Trojan horses, and rootkits are classified as $\_\_\_\_,$ which are programs that act without a user$$s knowledge and deliberately alter the computers operations.

a$.$ malware

b$.$ untrusted sources

c$.$ threats

d$.$ cybermals

$36.$ A$($n$)\_\_\_\_$ source is a company or person a user believes will not send a virus$-$infected file knowingly.

a$.$ trusted

b$.$ legitimate

c$.$ secure

d$.$ backup

$37.$ As shown in the accompanying figure, a$($n$)\_\_\_\_$ program protects a computer against viruses by identifying and removing any computer viruses found in memory, on storage media, or on incoming files.

a$.$ antivirus

b$.$ hoax

c$.$ secure

d$.$ antispyware

$38.$ A virus $\_\_\_\_$ is an e$-$mail message that warns users of a nonexistent virus, worm, or Trojan horse.

a$.$ hoax

b$.$ myth

c$.$ threat

d$.$ DoS

$39.$ A particularly devastating type of DoS attack is the $\_\_\_\_$ DoS attack, in which multiple unsuspecting computers are used to attack multiple computer networks.

a$.$ distributed

b$.$ delayed

c$.$ limited

d$.$ staggered

$40.\_\_\_\_$ is a technique intruder use to make their network or Internet transmission appear legitimate to a victim computer or network.

a$.$ Spoofing

b$.$ Rebuking

c$.$ Transmitting

d$.$ Victimizing