JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? Test( ) public Test(void) Test(void) public Test( ) None of these Test( ) public Test(void) Test(void) public Test( ) None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 0 8 5 8 5 0 0 0 0 8 5 8 5 0 0 0 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(){} MyClass(){} public MyClass(void){} 1 and 3 MyClass(void) {} public MyClass(){} MyClass(){} public MyClass(void){} 1 and 3 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 None of these Compile fail due to error on line no 2 15 Compile fail due to error on line no 9 Compile fail due to error on line no 8 None of these Compile fail due to error on line no 2 15 Compile fail due to error on line no 9 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 objects reference variables instance variables None of these objects reference variables instance variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following statements regarding static methods are correct?1. Static methods are difficult to maintain, because you can not change their implementation.2. Static methods can be called using an object reference to an object of the class in which this method is defined.3. Static methods are always public, because they are defined at class-level.4. Static methods do not have direct access to non-static methods which are defined inside the same class. 3 and 4 2 and 4 1 and 3 1 and 2 3 and 4 2 and 4 1 and 3 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS