A Network Failure Which Makes an E-Commerce Web Site Inaccessible

question 122

Multiple Choice

A network failure which makes an e-commerce Web site inaccessible is a threat to ____.

• A)confidentiality
• B)authenticity
• C)integrity
• D)availability

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Definitions:

Existential Instantiation

A logical operation that infers the existence of at least one individual satisfying a particular property from a general statement.

Universal Instantiation

A logical rule of inference that allows one to deduce a particular instance from a universal statement, essentially moving from a general statement to a specific example.

Existential Generalization

A logical inference rule stating that if something is true for some member of a domain, then it is true that there exists something in that domain for which the proposition holds.

Quantifier Negation

The process of changing the quantifier in a statement, such as from "all" to "not all," to negate its original meaning.