JAVA Constructors and Methods In which area of memory, the system stores parameters and local variables whenever a method is invoked? Stack Heap Array Storage Area Stack Heap Array Storage Area 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 ? A a = new B(5); A a = new A(String s); A a = new B(); None of these All of these A a = new B(5); A a = new A(String s); A a = new B(); None of these All of these 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 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 2, constructor call At line 4 At line 3, compilation error, ambiguity problem, compiler can't determine whether a constructor At line 1, constructor Tester must be marked public like its class At line 2, constructor call ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? MyClass(void) {} public MyClass(void){} 1 and 3 MyClass(){} public MyClass(){} MyClass(void) {} public MyClass(void){} 1 and 3 MyClass(){} public MyClass(){} ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The implicit return type of a constructor is None of these void A class object in which it is defined. There is no return type. None of these void A class object in which it is defined. There is no return type. 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 None of these 3 1 Compilation Error 2 None of these 3 1 Compilation Error ANSWER DOWNLOAD EXAMIANS APP
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