What Is a Public Key Infrastructure

question 42

Multiple Choice

What is a public key infrastructure?

• A)A structure that enables parties to use communications such as e-mail
• B)A structure that provides all of the components needed for entities to communicate securely and in a predictable manner
• C)A structure that enables secure communications in chat rooms,and when instant messaging and text messaging
• D)Is another name for digital signatures

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Definitions:

Economic Profit

The difference between a firm's total revenue and its opportunity costs.

Investment

Investment involves allocating resources, usually money, with the expectation of generating an income or profit, including purchases of bonds, stocks, or real estate.

Interest Rate

The percentage at which interest is charged or paid by a lender to a borrower for the use of money.

Highly Educated

Refers to individuals who have received a high level of education, usually at least a university degree.