Davian, a Professional Hacker, Tries Every Possible Combination of Characters

question 86

Multiple Choice

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 ten minutes. Which of the following techniques is used by Davian to obtain access to his victim's email?

• A) denial-of-service attack
• B) brute force attack
• C) pretexting
• D) spoofing

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Definitions:

Increasing Opportunity Costs

The concept that as the production of one good is increased, the opportunity cost of producing additional units rises.

Production Possibilities Curve

A graph that shows the maximum possible output combinations of two goods or services an economy can achieve when all resources are fully and efficiently utilized.

Bowed Outward

Refers to the shape of a production possibility frontier that shows increasing opportunity costs as production shifts between two goods.

Absolute Advantage

A situation in which a nation, as the result of its previous experience and/or natural endowments, can produce more of a good (with the same amount of resources) than another nation can.