JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called None of these objects instance variables reference variables None of these objects instance variables reference variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? 1 and 3 public MyClass(){} public MyClass(void){} MyClass(void) {} MyClass(){} 1 and 3 public MyClass(){} public MyClass(void){} MyClass(void) {} MyClass(){} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output of the following program.public class Test{ public static void main(String args[]){ System.out.println( Math.floor( Math.random( ) ) ) ; }} 10.0 0.5 1.0 0.0 10.0 0.5 1.0 0.0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } } The sum of x and y is 45 The sum of x and y is 9 None of these does not compile The sum of x and y is 45 The sum of x and y is 9 None of these does not compile ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The following code contains one compilation error, find it?public class Test {Test() { } // line 1static void Test() { this(); } // line 2 public static void main(String[] args) { // line 3Test(); // line 4}} At line 1, constructor Tester must be marked public like its class At line 2, constructor call At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 4 At line 1, constructor Tester must be marked public like its class At line 2, constructor call At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class A{ A(String s){} A(){}}1. class B extends A{2. B(){}3. B(String s){4. super(s);5. }6. void test(){7. // insert code here8. }9. }Which of the below code can be insert at line 7 to make clean compilation ? None of these A a = new A(String s); All of these A a = new B(); A a = new B(5); None of these A a = new A(String s); All of these A a = new B(); A a = new B(5); ANSWER DOWNLOAD EXAMIANS APP
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