JAVA Constructors and Methods Which of the following options is the best for generating random integer 0 or 1? (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.2) (int)(Math.random() + 0.5) (int)Math.random() (int)Math.random() + 1 (int)(Math.random() + 0.2) (int)(Math.random() + 0.5) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The implicit return type of a constructor is None of these There is no return type. void A class object in which it is defined. None of these There is no return type. void A class object in which it is defined. 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 None of these B 8 A 5 A B 5 A B 8 A 5 B 8 None of these B 8 A 5 A B 5 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?class Animal {Animal() {System.out.println("Animal");}}class Wild extends Animal{Wild() {System.out.println("Wild");super();}}public class Test {public static void main(String args[]) {Wild wild = new Wild();}} Wild Animal Compilation Error Runtime Exception Animal Wild Wild Animal Compilation Error Runtime Exception Animal Wild 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++; }} 2 3 None of these Compilation Error 1 2 3 None of these Compilation Error 1 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods The finalize() method is called just prior to A variable goes out of scope. None of these Before garbage collection. An object, variable or method goes out of scope. An object or variable goes out of scope. A variable goes out of scope. None of these Before garbage collection. An object, variable or method goes out of scope. An object or variable goes out of scope. ANSWER DOWNLOAD EXAMIANS APP
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