Encryption Has a Remarkably Long and Varied History

question 11

Multiple Choice

Encryption has a remarkably long and varied history.The invention of writing was apparently soon followed by a desire to conceal messages.One of the earliest methods,attributed to an ancient Roman emperor,was the simple substitution of numbers for letters,for example A = 1, B = 2,etc.This is an example of

• A) a hashing algorithm.
• B) symmetric key encryption.
• C) asymmetric key encryption.
• D) a public key.

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Definitions:

Mutually Beneficial Transactions

Economic exchanges that provide benefits to all parties involved, improving their respective situations.

Inefficiency

A situation where resources are not used in the most effective way, leading to wasted potential output.

Price Elasticity

A measure of how much the demand or supply of a product changes in response to a price change.

Increase Tax Revenue

Strategies or activities undertaken by a government to enhance the amount of money it collects from taxes.