자격증/OCJP_ExamA

QUESTION 56

IT grow. 2018. 7. 8. 21:26
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QUESTION 56 


Which two classes correctly implement both the java.lang.Runnable and the java.lang. Cloneable interfaces? (Choose two.) 

 

A. public class Session implements Runnable, Cloneable {     

public void run(); 

 public Object clone(); } 

B. public class Session extends Runnable, Cloneable {      

public void run() { /* do something */ }     

 public Object clone() { /* make a copy */ } } 

C. public class Session implements Runnable, Cloneable {     

 public void run() { /* do something */ }      

  public Object clone() { /* make a copy */ } } 

D. public abstract class Session implements Runnable, Cloneable {      

public void run() { /* do something */ }    

      public Object clone() { /*make a copy */ } } 

E. public class Session implements Runnable, implements Cloneable {    

  public void run() { /* do something */ }    

      public Object clone() { /* make a copy */ }  } 


Solution : CD

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