JAVA Constructors and Methods The finalize() method is called just prior to 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. None of these 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() + 0.5) (int)Math.random() + 1 (int)Math.random() (int)(Math.random() + 0.2) (int)(Math.random() + 0.5) (int)Math.random() + 1 (int)Math.random() 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 0 Prints 7 None of these Prints 10 Compilation Fails Prints 0 Prints 7 None of these Prints 10 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 instance variables objects reference variables None of these instance variables objects reference variables None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the output of the above program ?class Num { Num(double x ){ System.out.println( x ) ; } }public class Test extends Num { public static void main(String[] args){ Num num = new Num( 2 ) ; } } Compile time error 0 None of these 2.0 Compile time error 0 None of these 2.0 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 B 8 A 5 None of these A B 5 A 5 B 8 A B 8 B 8 A 5 None of these A B 5 A 5 B 8 ANSWER DOWNLOAD EXAMIANS APP
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