JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called objects instance variables reference variables None of these objects instance variables reference variables None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the program?class Test{ public int display(int x, int y){ return ("The sum of x and y is " + x + y); } public static void main(String args[]){ Test test = new Test(); System.out.println(test.display(4,5)); } } None of these The sum of x and y is 9 The sum of x and y is 45 does not compile None of these The sum of x and y is 9 The sum of x and y is 45 does not compile ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The implicit return type of a constructor is There is no return type. None of these A class object in which it is defined. void There is no return type. None of these A class object in which it is defined. void ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to None of these An object or variable goes out of scope. Before garbage collection. An object, variable or method goes out of scope. A variable goes out of scope. None of these An object or variable goes out of scope. Before garbage collection. An object, variable or method goes out of scope. A variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Determine output of the following program.public class Test{ public static void main(String args[]){ System.out.println( Math.floor( Math.random( ) ) ) ; }} 10.0 0.0 1.0 0.5 10.0 0.0 1.0 0.5 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);}} 50 10 50 Won't compile because of line (5); constructor can't be final 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 final Won't compile because of line (1); constructor can't be private ANSWER DOWNLOAD EXAMIANS APP