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( ) ) ) ; }} 1.0 0.0 10.0 0.5 1.0 0.0 10.0 0.5 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)(Math.random() + 0.2) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.5) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class MyClass{ }For the above class(MyClass) what is the correct way of declaring constructor? 1 and 3 MyClass(){} public MyClass(){} public MyClass(void){} MyClass(void) {} 1 and 3 MyClass(){} public MyClass(){} public MyClass(void){} MyClass(void) {} 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);}} 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 50 10 50 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++; }} 3 1 2 None of these Compilation Error 3 1 2 None of these Compilation Error 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 one Exception one one two two one one Compilation Error None of these one Exception one one two two one one Compilation Error ANSWER DOWNLOAD EXAMIANS APP
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