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Exam 16: E-Mail and Instant Messaging

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Question 21

Multiple Choice

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PGP uses _______________ encryption.

A) symmetric
B) asymmetric
C) shared key
D) elliptical

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verified

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Question 22

True/False

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SMTP uses TCP port 110.

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Question 23

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Unsolicited commercial e-mail is known as __________.

Unsolicited commercial e-mail is referred to as a hoax e-mail.

_______________ and _______________ are two very popular methods of encrypting e-mail.

All of the following techniques help to secure IM communications EXCEPT which of the following?

Briefly give two examples of how hoax e-mails work.

Viruses can exist independent of a file,whereas worms require a file to infect.

_______________ is the method by which mail is sent to the server as well as from server to server.

Malicious code that is scripted to send itself to other users is known as a ________.

A(n)_______________ program appears to be safe,but actually has a sinister hidden purpose.

Hoax e-mails can have a real impact on bandwidth and productivity due to the distraction that can be caused by them.

_______________ refers to an unsolicited commercial e-mail whose purpose is the same as the junk mails in a physical mailbox;it tries to persuade the recipient buy something.

Which of the following is NOT one of the three primary e-mail protocols?

What TCP port does IMAP use?

Explain some of the problems with PGP.

The trends show that e-mail hoaxes are being thwarted due to new technology.

The _______________ was the first list to utilize the concept of using DNS records to filter or "blackhole" spam-sending IP addresses and domains.

The Kurt Vonnegut commencement speech,the Neiman-Marcus Chocolate Chip Cookie Recipe,and the get-well e-mails to the dying boy are examples of __________.

Most instant messaging programs natively support encryption.