JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? public Test( ) Test(void) None of these public Test(void) Test( ) public Test( ) Test(void) None of these public Test(void) Test( ) 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 instance variables reference variables objects None of these instance variables reference variables objects 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 finalize() method is called just prior to None of these An object, variable or method goes out of scope. A variable goes out of scope. Before garbage collection. An object or variable goes out of scope. None of these An object, variable or method goes out of scope. A variable goes out of scope. Before garbage collection. An object or variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods class MyClass{ MyClass(){ System.out.print("one"); } public void myMethod(){ this(); System.out.print("two"); }} public class TestClass{ public static void main(String args[]){ MyClass obj = new MyClass(); obj.myMethod(); }} None of these two one one one one two Compilation Error one Exception None of these two one one one one two Compilation Error one Exception ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile { private Profile(int w) { // line 1 System.out.print(w); } public static Profile() { // line 5 System.out.print (10); } public static void main(String args[]) { Profile obj = new Profile(50); }} 50 10 50 Won't compile because of line (5), constructor can't be static Won't compile because of line (1), constructor can't be private 50 10 50 Won't compile because of line (5), constructor can't be static Won't compile because of line (1), constructor can't be private ANSWER DOWNLOAD EXAMIANS APP