The Putback Member Function Returns to the Input Stream the Previous

question 19

Multiple Choice

The putback member function returns to the input stream the previous character obtained by:

• A) A get from the input stream.
• B) Using the stream extraction operator on the input stream.
• C) Reading input from the keyboard.
• D) Reading a file from disk.

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Definitions:

Equilibrium Price

The price at which the quantity of a good demanded by consumers equals the quantity supplied by producers, leading to a stable market condition.

Surplus

The situation in which the quantity of a good or service supplied exceeds the quantity demanded at the current price; often occurs in markets where a price ceiling prevents the price from rising to its equilibrium level.

Market Price

The current price at which an asset or service can be bought or sold, determined by supply and demand.

Black Market

An illegal trading environment where goods or services are exchanged outside of government-sanctioned channels.