Given the Relation X Below

X $\begin{array} { l l l } \mathrm { A } & \mathrm { B } & \mathrm { C } \\\hline 2 & 5 & 7 \\3 & 3 & 3 \\4 & 3 & 2 \\5 & 2 & 8\end{array}$

question 18

Multiple Choice

Given the relation X below

X: $\begin{array} { l l l } \mathrm { A } & \mathrm { B } & \mathrm { C } \\\hline 2 & 5 & 7 \\3 & 3 & 3 \\4 & 3 & 2 \\5 & 2 & 8\end{array}$
What value will be extracted by the following query?
TEMP ? SELECT from X where B > C
RESULT ? PROJECT A from TEMP

• A) 2
• B) 3
• C) 4
• D) 5

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Definitions:

Turnover

The rate at which inventory or assets of a business are replaced during a given period, often used as a measure of sales or operational efficiency.

Return on Investment

A financial metric used to calculate the profitability of an investment, measuring the gain or loss generated on an investment relative to the amount of money invested.

Investment Opportunity

A chance to use money with the expectation of achieving a return greater than the initial outlay.

Required Rate of Return

The minimum expected rate of return on an investment that makes it acceptable to an investor, based on the investment's risk level.