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 will be the result of compiling and running the given code?class A{ int b=10; private A(){ this.b=7; } int f(){ return b; }}class B extends A{ int b;}public class Test{ public static void main(String[] args){ A a = new B(); System.out.println(a.f()); }} Compilation Fails Prints 7 None of these Prints 0 Prints 10 Compilation Fails Prints 7 None of these Prints 0 Prints 10 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 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 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++; }} 1 None of these 3 2 Compilation Error 1 None of these 3 2 Compilation Error ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to Before garbage collection. An object or variable goes out of scope. A variable goes out of scope. An object, variable or method goes out of scope. None of these Before garbage collection. An object or variable goes out of scope. A variable goes out of scope. An object, variable or method goes out of scope. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The main method should be static for the reason It can be executed without creating any instance of the class. None of these It can be accessed by every method or variable without any hindrance. It can be accessed easily by the class loader. It can be executed without creating any instance of the class. None of these It can be accessed by every method or variable without any hindrance. It can be accessed easily by the class loader. ANSWER DOWNLOAD EXAMIANS APP
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