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Computers 101 Practice Test: Network and Internet Security
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Computers 101 Practice Test: Network and Internet Security
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25 Questions

1. Repeated threats or other harassment carried out online between adults is referred to as ____.
2. ____ uses a single secret key to both encrypt and decrypt the file or message.
3. Melissa also decided to use a(n) ____, which continuously monitors and analyzes the traffic allowed to and from the network to detect possible attacks as they are occurring and block them.
4. A computer ____ is a software program that is installed without the permission or knowledge of the computer user, that is designed to alter the way a computer operates, and that can replicate itself to infect any new media it has access to.
5. One emerging type of Trojan horse is called a ____-Access Trojan.
6. The ____ includes provisions to combat cyberterrorism, including protecting ISPs against lawsuits from customers for revealing private information to law enforcement agencies.
7. ____ occurs whenever an individual gains access to a computer, network, file, or other resource without permission.
8. ____ is a generic term that refers to any type of malicious software.
9. ____ software, such as that shown in the accompanying figure, can control which devices can be connected to an employee’s computer.
10. ____ can be extremely distressing for victims, can take years to straighten out, and can be very expensive.
11. A computer that is controlled by a hacker or other computer criminal is referred to as a ____.
12. The ____, implemented in 2001, grants federal authorities expanded surveillance and intelligence-gathering powers, such as broadening their ability to obtain the real identity of Internet users and to intercept Internet communications.
13. When a digitally signed document is received, the recipient’s computer uses the sender’s ____ key to verify the digital signature.
14. ____ identify users by a particular unique biological characteristic.
15. A ____ is a malicious program that masquerades as something else—usually as some type of application program.
16. A ____ provides a secure private tunnel from the user’s computer through the Internet to another destination and is most often used to provide remote employees with secure access to a company network.
17. A ____ is a security system that essentially creates a wall between a computer or network and the Internet in order to protect against unauthorized access.
18. The best protection against many dot cons is ____.
19. ____ access systems use physical objects for identification purposes and they are frequently used to control access to facilities and computer systems.
20. ____ refers to the act of breaking into a computer or network.
21. Computer crime is sometimes referred to as ____.
22. A computer ____ spreads by creating copies of its code and sending those copies to other computers via a network.
23. Antivirus programs are usually set up to automatically download new ____ from their associated Web site on a regular basis.
24. Some Web-based encrypted e-mail systems—such as the popular free ____ service—require both the sender and recipient to have accounts through that system.
25. Like a computer virus, a ____ is a malicious program designed to cause damage.