JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called reference variables None of these objects instance variables reference variables None of these objects instance variables 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() + 0.5) (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) ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods In which area of memory, the system stores parameters and local variables whenever a method is invoked? Array Storage Area Heap Stack Array Storage Area Heap Stack 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(); }} two one one None of these one Exception one one two Compilation Error two one one None of these one Exception one one two Compilation Error ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the return type of a method that not returns any value? double None of these void int double None of these void int 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()); }} Prints 0 None of these Compilation Fails Prints 7 Prints 10 Prints 0 None of these Compilation Fails Prints 7 Prints 10 ANSWER DOWNLOAD EXAMIANS APP
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