A Method That Uses the Scanner Class to Obtain Input

question 4

Multiple Choice

A method that uses the Scanner class to obtain input does not require either catching or throwing an IOException. This is because

• A) the Scanner class does not call upon any classes that throw checked exceptions
• B) the Scanner class' methods call input methods in try statements and catch IOExceptions so that they are handled directly in the Scanner class
• C) the Scanner class uses JOptionPane dialog boxes instead of java.io classes so that it does not have to deal with IOExceptions
• D) the Scanner class overrides the class IOException making it an unchecked exception
• E) none of the above, methods do require handling IOException even if thrown by a method in a Scanner class

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Definitions:

Selling Price

The amount of money for which a product or service is sold to the customer.

Rate

A specified measure or quantity of one thing considered in relation to a unit of another thing; often used in the context of interest rates or growth rates.

Markdown

A reduction from the original or standard price of a product or service, typically to encourage sales.

Mark-up

Added value to the purchasing price of merchandise to include overhead and profit.