JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() + 1 (int)Math.random() (int)(Math.random() + 0.5) (int)(Math.random() + 0.2) (int)Math.random() + 1 (int)Math.random() ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? None of these Test(void) public Test( ) public Test(void) Test( ) None of these Test(void) public Test( ) public Test(void) Test( ) 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( ) ) ) ; }} 1.0 10.0 0.0 0.5 1.0 10.0 0.0 0.5 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output for the below code ?class A{ public A(){ System.out.println("A"); } public A(int i){ this(); System.out.println(i); }}class B extends A{ public B(){ System.out.println("B"); } public B(int i){ this(); System.out.println(i+3); }}public class Test{ public static void main (String[] args){ new B(5); }} A B 8 A 5 B 8 B 8 A 5 A B 5 None of these A B 8 A 5 B 8 B 8 A 5 A B 5 None of these 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 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);}} 10 50 50 Won't compile because of line (1); constructor can't be private Won't compile because of line (5); constructor can't be final 10 50 50 Won't compile because of line (1); constructor can't be private Won't compile because of line (5); constructor can't be final ANSWER DOWNLOAD EXAMIANS APP
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