$41.\_\_\_\_$ use is the use of a computer or its data for unapproved or possibly illegal activities.

a$.$ Unauthorized

b$.$ Unacceptable

c$.$ Illegitimate

d$.$ Unenforced

$42.$ A personal $\_\_\_\_$ is a utility program that detects and protects a personal computer and its data from unauthorized access.

a$.$ firewall

b$.$ access server

c$.$ portal

d$.$ secure site

$43.\_\_\_\_$ detection software automatically analyzes all network traffic, assesses system vulnerabilities, identifies any unauthorized access $($intrusions$),$ and notifies a network administrator of suspicious behavior patterns or system breaches.

a$.$ Intrusion

b$.$ Violation

c$.$ Password

d$.$ Traffic

$44.$ Many Web sites, like that in the accompanying figure, require a user to enter a user $\_\_\_\_,$ which is a unique combination of characters, such as letters of the alphabet or numbers.

a$.$ name

b$.$ term

c$.$ link

d$.$ key

$45.$ Many Web sites, like that in the accompanying figure, require a user to enter a $\_\_\_\_,$ which is a private combination of characters associated with a user name that allows access to certain computer resources.

a$.$ password

b$.$ PIN

c$.$ secure key

d$.$ passterm

$46.$ A $\_\_\_\_$ is a numeric password either assigned by a company or selected by a user.

a$.$ PIN

b$.$ passkey

c$.$ secure number

d$.$ secure key

$47.$ Digital $\_\_\_\_$ is the discovery, collection, and analysis of evidence found on computers and networks.

a$.$ forensics

b$.$ anthropology

c$.$ epistemology

d$.$ reduction

$48.$ Digital forensics is used by $\_\_\_\_.$

a$.$ all of the above

b$.$ military intelligence

c$.$ insurance agencies

d$.$ law enforcement

$49.$ Software $\_\_\_\_$ occurs when someone steals software media, intentionally erases software programs, or illegally copies a software program.

a$.$ theft

b$.$ piracy

c$.$ pickpocketing

d$.$ capture

$50.$ Software $\_\_\_\_$ is the unauthorized and illegal duplication of copyrighted software.

a$.$ piracy

b$.$ theft

c$.$ extortion

d$.$ terrorism