All the Following Statements About Symmetric Key Cryptography Are True

question 1

Multiple Choice

All the following statements about symmetric key cryptography are true except:

• A) in symmetric key cryptography, both the sender and the receiver use the same key to encrypt and decrypt a message.
• B) the Data Encryption Standard is a symmetric key encryption system.
• C) symmetric key cryptography is computationally slower.
• D) symmetric key cryptography is a key element in digital envelopes.

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Definitions:

Product Life Cycles

Describes the stages a product goes through from introduction to growth, maturity, and decline in the market.

Required Rate Of Return

The minimum annual percentage earned by an investment that will entice individuals or companies to put money into a particular security or project.

Dividends

Dividends are payments made by a corporation to its shareholder members, representing a portion of the corporate profits distributed.

Dividend-payout Ratio

The percentage of net income paid to shareholders in the form of dividends.