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Exam 10: Information Systems Security

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Question 21

Multiple Choice

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To safeguard data against security threats,every information system today requires a user name and a password.In this case,which of the following functions is performed by the user name?

A) authentication
B) identification
C) decryption
D) encryption

E) A) and B)
F) A) and C)

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Question 22

Multiple Choice

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Which of the following is a human safeguard against security threats?

A) encryption
B) firewall
C) physical security
D) procedure design

E) A) and B)
F) A) and C)

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Question 23

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The loss of encryption keys by employees is referred to as key escrow.

Wardrivers are those who engage in phishing to obtain unauthorized access to data.

In the case of public key encryption,each site has a private key to encode a message and a public key to decode it.

A person calls the Stark residence and pretends to represent a credit card company.He asks Mrs.Stark to confirm her credit card number.This is an example of ________.

Which of the following are the three independent factors that constitute the enforcement of security procedures and policies?

What are some of the recommended personal security safeguards against security threats?

Explain how secure sockets layer works when a user communicates securely with a Web site.

Davian,a professional hacker,tries every possible combination of characters to crack his victim's email password.Using this technique,he can crack a six-character password of either upper- or lowercase letters in about five minutes.Which of the following techniques is used by Davian to obtain access to his victim's email?

Technical safeguards include encryption and usage of passwords.

Technical safeguards involve both software and hardware components of an information system.

A(n) ________ is a sophisticated,possibly long-running computer hack that is perpetrated by large,well-funded organizations like governments.

A ________ is a plastic card that has a microchip loaded with identifying data.

Malware definitions are patterns that exist in malware code.

Damages to security systems caused by natural disasters are minimal when compared to the damages due to human errors.

A threat is a person or an organization that seeks to obtain or alter data illegally,without the owner's permission or knowledge.

Spoofing is a technique for intercepting computer communications.

________ is a broad category of software that includes viruses,worms,Trojan horses,spyware,and adware.

Which of the following statements is true of the financial losses due to computer crimes?