题目内容

_______ are programs that migrate through networks and operating systems and attach themselves to various other programs and databases.

A. Viruses
B. Zombies
C. Web bugs
DoS

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A(n) _______ attempts to slow down or stop a computer system or network by sending repetitive requests for information.

A. zombie
B. DoS attack
C. worm
D. Trojan horse

A deceptive act, using the Internet, to trick people into spending their money and time for no gain is called an Internet _______.

A. worm
B. cookie
C. scam
D. malware

_______ attempts to trick Internet users into thinking a fake but official-looking website or e-mail is legitimate.

A first-party cookie
B. A Trojan horse
C. A third-party cookie
D. Phishing

Computers infected by a virus, worm, or Trojan horse that allows them to be remotely controlled for malicious purposes are called _______.

A. zombies
B. DoS sites
C. phishes
D. Web bugs

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