JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? public MyClass(void){} MyClass(void) {} 1 and 3 public MyClass(){} MyClass(){} public MyClass(void){} MyClass(void) {} 1 and 3 public MyClass(){} 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);}} Won't compile because of line (1); constructor can't be private 50 Won't compile because of line (5); constructor can't be final 10 50 Won't compile because of line (1); constructor can't be private 50 Won't compile because of line (5); constructor can't be final 10 50 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 15 Compile fail due to error on line no 9 Compile fail due to error on line no 2 None of these Compile fail due to error on line no 8 15 Compile fail due to error on line no 9 Compile fail due to error on line no 2 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the modifier can't be used for constructors? public static protected private public static protected private ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The implicit return type of a constructor is A class object in which it is defined. None of these There is no return type. void A class object in which it is defined. None of these There is no return type. void ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the result of compiling and running the given code?class A{ int b=10; private A(){ this.b=7; } int f(){ return b; }}class B extends A{ int b;}public class Test{ public static void main(String[] args){ A a = new B(); System.out.println(a.f()); }} Compilation Fails Prints 10 None of these Prints 0 Prints 7 Compilation Fails Prints 10 None of these Prints 0 Prints 7 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS