Set 11

Multiple Choice Question

QID: 
305

Consider the following code:

public class Varargs{   
public void test(){       
 test1(10, 20);  //1   }  
 public void test1(int i, int... j){ 
System.out.println("1"); }   
public void test1(int... i ){ 
System.out.println("2"); }   
public void test1(int i, int j){ 
System.out.println("3"); }   
public static void main(String[] args){     
new Varargs().test();   } }

What will the program print?

Select 1 option 

A. 1 
B. 2 
C. 3 
D. It will not compile. 
E. Exception at runtime.

Multiple Choice Question

QID: 
304

Given the following pairs of method declarations, which of the statements are true?
1.    void perform_work(int time){ }
 int  perform_work(int time, int speed)         { return time*speed ;} 
2.    void perform_work(int time){ }
 int  perform_work(int speed)     {return speed ;} 
3.    void perform_work(int time){ }
 void Perform_work(int time){ }

Select 2 options

A. The first pair of methods will compile correctly and overload the method 'perform_work'. 
B. The second pair of methods will compile correctly and overload the method 'perform_work'. 
C. The third pair of methods will compile correctly and overload the method 'perform_work'. 
D. The second pair of methods will not compile correctly. 
E. The third pair of methods will not compile correctly. 

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