Which of the Following Statements About Classes Is True

question 81

Multiple Choice

Which of the following statements about classes is true?

• A)You can create an object from a concrete class, but not from an abstract class.
• B)You can create an object from an abstract class, but not from a concrete class.
• C)You cannot have an object reference whose type is an abstract class.
• D)You cannot create subclasses from abstract classes.

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Definitions:

Letter-of-Credit Transaction

A financial transaction in which a bank guarantees the payment of a buyer's obligations to a seller, provided that the seller meets the specified terms of the sales agreement.

Bill of Lading

A legal document between a shipper and carrier detailing the type, quantity, and destination of goods being shipped.

Contracted-for Shipment

An agreement to transport goods to a specified location under the terms of a contract.

Letter of Credit

A financial document issued by a bank guaranteeing a buyer's payment to a seller within a specified timeframe, providing security in international trade.