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 ? All of these A a = new B(); None of these A a = new B(5); A a = new A(String s); All of these A a = new B(); None of these A a = new B(5); A a = new A(String s); ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output:public class Test{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.val = 1; obj.call(obj); System.out.println(obj.val); }}class MyClass{ public int val; public void call(MyClass ref){ ref.val++; }} 2 3 Compilation Error 1 None of these 2 3 Compilation Error 1 None of these 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 The variables declared in a class for the use of all methods of the class are called None of these reference variables objects instance variables None of these reference variables objects instance variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be accessed by every method or variable without any hindrance. It can be accessed easily by the class loader. It can be executed without creating any instance of the class. None of these It can be accessed by every method or variable without any hindrance. It can be accessed easily by the class loader. It can be executed without creating any instance of the class. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods In which area of memory, the system stores parameters and local variables whenever a method is invoked? Array Storage Area Heap Stack Array Storage Area Heap Stack ANSWER DOWNLOAD EXAMIANS APP
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