When Was SQL Developed

question 28

Multiple Choice

When was SQL developed?

• A)Early 1960s
• B)Early 1970s
• C)Late 1970s
• D)Early 1980s

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Definitions:

Perfectly Competitive

An alternative term for perfect competition, emphasizing a market scenario with many buyers and sellers and no barriers to entry.

Marginal Cost Curve

A graphical representation that shows how the cost of producing one more unit of a good or service varies as production increases.

Average Variable Cost Curve

A graphical representation showing how the average variable cost changes as the quantity of output is increased.

Firm

An organization that produces goods or services for sale, operating with the aim of making a profit.