JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? public MyClass(void){} MyClass(){} MyClass(void) {} 1 and 3 public MyClass(){} public MyClass(void){} MyClass(){} MyClass(void) {} 1 and 3 public MyClass(){} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile {private Profile(int w) { // line 1System.out.print(w);}public final Profile() { // line 5System.out.print(10);}public static void main(String args[]) {Profile obj = new Profile(50);}} 50 10 50 Won't compile because of line (1); constructor can't be private Won't compile because of line (5); constructor can't be final 50 10 50 Won't compile because of line (1); constructor can't be private Won't compile because of line (5); constructor can't be final ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?1. public class A{2. int add(int i, int j){3. return i+j;4. }5. }6. public class B extends A{7. public static void main(String argv[]){8. short s = 9;9. System.out.println(add(s,6));10. }11.} Compile fail due to error on line no 8 Compile fail due to error on line no 9 None of these Compile fail due to error on line no 2 15 Compile fail due to error on line no 8 Compile fail due to error on line no 9 None of these Compile fail due to error on line no 2 15 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( ) ) ) ; }} 0.5 0.0 1.0 10.0 0.5 0.0 1.0 10.0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to An object or variable goes out of scope. An object, variable or method goes out of scope. None of these Before garbage collection. A variable goes out of scope. An object or variable goes out of scope. An object, variable or method goes out of scope. None of these Before garbage collection. A variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the above program ?class Num { Num(double x ){ System.out.println( x ) ; } }public class Test extends Num { public static void main(String[] args){ Num num = new Num( 2 ) ; } } 0 2.0 None of these Compile time error 0 2.0 None of these Compile time error ANSWER DOWNLOAD EXAMIANS APP