When an SQL SELECT Command Has a Subquery Within It

question 23

Multiple Choice

When an SQL SELECT command has a subquery within it ____.

• A) the subquery is executed first
• B) the subquery is executed last
• C) there is just one SELECT clause in the entire command, including the subquery
• D) all predicates in the subquery's WHERE clause are passed back to the main query
• E) all predicates in the main query's WHERE clause are passed down to the subquery

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Definitions:

Cash Inflows

Money that enters a business from various sources, contributing to its revenue or capital.

Required Rate

The minimum expected rate of return on an investment, setting a benchmark for acceptable investment performance.

Marginal Tax Rate

The rate at which the last dollar of income is taxed, demonstrating the percentage of tax applied to your next dollar of income.

Depreciation

A method to allocate the cost of a tangible asset over its useful life, reflecting the decrease in value over time.