interface Data { public void load(); }  abstract class Info { public abstract void load(); }  Which class correctly uses the Data interface and Info class?() 

A .  public class Employee extends Info implements Data { public void load() { /*do something*/ } } B .  public class Employee implements Info extends Data { public void load() { /*do something*/ } } C .  public class Employee extends Info implements Data { public void load() { /*do something */ } public void Info.load() { /*do something*/ } } D .  public class Employee implements Info extends Data { public void Data.load() { /*dsomething */ } public void load() { /*do something */ } } E .  public class Employee implements Info extends Data { public void load() { /*do something */ } public void Info.load(){ /*do something*/ } } F .  public class Employee extends Info implements Data{ public void Data.load() { /*do something*/ } public void Info.load() { /*do something*/ } }

时间:2022-10-06 03:18:23 所属题库:SCJP程序员认证考试题库

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