Which of the Following Statements Correctly Creates a Scanner Object

question 32

Multiple Choice

Which of the following statements correctly creates a Scanner object for keyboard input?

• A) Scanner kbd = new Scanner(System.keyboard);
• B) Scanner keyboard = new Scanner(System.in);
• C) Scanner keyboard(System.in);
• D) Keyboard scanner = new Keyboard(System.in);

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Definitions:

Constant Cost Industry

An industry in which the costs of production do not change as the industry's output changes.

Natural Monopoly

A market situation in which the average costs of production continually decline with increased output. In a natural monopoly, the average costs of production will be lowest when a single, large firm produces the entire output demanded by the marketplace.

Perfectly Elastic

Perfectly elastic refers to a situation in economic theory where the quantity demanded or supplied of a good changes infinitely in response to any change in price.

Price-taker Industry

An industry in which companies have no control over the prices they charge because these prices are determined by the overall supply and demand in the market.