What Type of Key Is Also Called a Logical Key

question 51

Multiple Choice

What type of key is also called a logical key?

• A) surrogate
• B) intelligent
• C) secondary
• D) synthetic

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Definitions:

Official Unemployment Rate

The percentage of the labor force that is jobless and actively seeking employment, as officially calculated by national statistical agencies.

Discouraged Workers

Individuals who have stopped looking for employment due to the belief that there are no job opportunities available for them.

Unemployment Problem

A socioeconomic issue characterized by a high number of individuals in the workforce who are unable to find jobs.

IRR Criterion

The Internal Rate of Return (IRR) criterion is a financial metric used to evaluate the profitability of investments by identifying the interest rate at which the net present value of all cash flows (both positive and negative) from a project or investment equals zero.