Encryption Has a Remarkably Long and Varied History

question 7

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 methods,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:

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The quality of being religious, often demonstrated through practices, beliefs, rituals, and the degree of commitment to a particular religion.

Hans Eysenck

A psychologist known for his work in the fields of personality and intelligence, and for proposing a model of personality based on three dimensions: neuroticism, extraversion, and psychoticism.

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