JAVA Constructors and Methods The implicit return type of a constructor is There is no return type. A class object in which it is defined. void None of these There is no return type. A class object in which it is defined. void None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is the expected output?public class Profile { private Profile(int w) { // line 1 System.out.print(w); } public static Profile() { // line 5 System.out.print (10); } public static void main(String args[]) { Profile obj = new Profile(50); }} 50 Won't compile because of line (5), constructor can't be static 10 50 Won't compile because of line (1), constructor can't be private 50 Won't compile because of line (5), constructor can't be static 10 50 Won't compile because of line (1), constructor can't be private 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. 1 and 3 1 and 2 2 and 4 3 and 4 1 and 3 1 and 2 2 and 4 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods Given the following piece of code:class Person{ public int number;}public class Test{ public void doIt(int i , Person p){ i = 5; p.number = 8; } public static void main(String args[]){ int x = 0; Person p = new Person(); new Test().doIt(x, p); System.out.println(x + " " + p.number); }}What is the result? 5 8 0 0 0 8 5 0 5 8 0 0 0 8 5 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods What is Math.floor(3.6)? 4.0 3 4 3.0 4.0 3 4 3.0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Constructors and Methods public class Test { }What is the prototype of the default constructor? Test(void) public Test(void) Test( ) None of these public Test( ) Test(void) public Test(void) Test( ) None of these public Test( ) ANSWER DOWNLOAD EXAMIANS APP