JAVA Constructors and Methods The variables declared in a class for the use of all methods of the class are called instance variables None of these objects reference variables instance variables None of these objects reference variables ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Which of the following statements regarding static methods are correct?1. Static methods are difficult to maintain, because you can not change their implementation.2. Static methods can be called using an object reference to an object of the class in which this method is defined.3. Static methods are always public, because they are defined at class-level.4. Static methods do not have direct access to non-static methods which are defined inside the same class. 3 and 4 2 and 4 1 and 3 1 and 2 3 and 4 2 and 4 1 and 3 1 and 2 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(); }} one Exception one one two None of these Compilation Error two one one one Exception one one two None of these Compilation Error two one one ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What will be the return type of a method that not returns any value? double void None of these int double void None of these int 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();}} Runtime Exception Wild Animal Compilation Error Animal Wild Runtime Exception Wild Animal Compilation Error Animal Wild 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 Prints 7 Compilation Fails Prints 10 None of these Prints 0 Prints 7 Compilation Fails Prints 10 None of these ANSWER DOWNLOAD EXAMIANS APP
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