Using the following definitions of the Measurable and Named interfaces. Assume BankAccount provides the code for the getMeasure() and getName() methods.Which of the following could correctly represent the class header for BankAccount?
A)public class BankAccount extends Measurable implements Named
B)public class BankAccount implements Measurable, Named
C)public interface BankAccount implements Measurable, Named
D)public class BankAccount extends Measurable, Named

Question

Using the following definitions of the Measurable and Named interfaces.  Assume BankAccount provides the code for the getMeasure() and getName() methods.Which of the following could correctly represent the class header for BankAccount? 
A)public class BankAccount extends Measurable implements Named 
B)public class BankAccount implements Measurable, Named 
C)public interface BankAccount implements Measurable, Named 
D)public class BankAccount extends Measurable, Named

Quizplus · Accepted Answer

BankAccount is a class that implements the Measurable and Named interfaces. Option A is incorrect because extending is used for inheriting classes, not interfaces. Option C is incorrect because BankAccount needs to be a class and not an interface. Lastly, option D is incorrect because the extends keyword cannot be used for multiple inheritance of interfaces.

Using the Following Definitions of the Measurable and Named Interfaces