Data Types and Variables -Java Programming MCQ Questions and Answers

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41.
Determine output:
public class Test {
        static void test(float x){
                System.out.print("float");
        }

        static void test(double x){
                System.out.print("double");
        }

        public static void main(String[] args){
                test(99.9);
        }
}

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42.
The following fraction of code
double STATIC = 2.5 ;
System.out.println( STATIC );

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43.
What would be the output of the following fraction of code?
int Integer = 34 ;
char String = 'S' ;
System.out.print( Integer ) ;
System.out.print( String ) ;

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44.
What is the output of the following program?
public class Test{
	static int x  = 10 ;
       	public static void main(String[] a){
		 Test test = new Test( ) ; 
		 Test test1 = new Test( ) ;
		 test.x  +=  1 ;
		 System.out.println(  test.x + test1.x ) ;    
	}
}

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45.
What will be output of the following program code?
public class Test{
	public static void main(String[] a){
		short x = 10;
		x = x*5;
		System.out.print(x);
	}  
}

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46.
Determine output:
public class Test{
	int i = 34;
	public static void main(String args[]){
		Test t1 = new Test();
		Test t2 = new Test();
		t1.i = 65;
		System.out.print(t1.i);
		System.out.print(t2.i);
	}
}

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47.
The following program:
public class Test{ 
        static boolean isOK;
        public static void main(String args[]){
                System.out.print(isOK);
        } 
}

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49.
What will the output of the following program?
public class Test{
      public static void main(String args[]){
            float f = (1 / 4) * 10;
            int i = Math.round(f);
            System.out.println(i);
      }
}

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50.
What is the output for the below code?
class A{
      int k;
      boolean istrue;
      static int p;
      public void printValue(){
            System.out.print(k);
            System.out.print(istrue);
            System.out.print(p);
      }
}

public class Test{
      public static void main(String argv[]){
            A a = new A();
            a.printValue();
      }
}

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