Java quiz-2024-Sec-B

USN

NAME

What will be the output of the code give below:

  class yes

{

public static void main(String[] args)

{

int Integer = 24;

char String  = 'I';

System.out.print(Integer);

System.out.print(String);

}}

• 24I

• 24

• Compiler error

• Runtime Error

Which of the following is not a Java feature?

• Object-oriented

• Use of pointers

• Portable

• Dynamic and Extensible

Java Implements Runtime Polymorphism through

• method overloading

• method overriding

• Dynamic method Dispatch

• none of the above

---

is used to resolve name space collisions

• super

• object

• This

• all of the above

What will be the output of the following code

public void method(double a)

{

System.out.println("Method called");

}

public static void main()

{ method(2);

}

• Method called

• compilation error

• runtime error

• none of the above

Given that Student is a class, how many reference variables and objects are created by the following code?

1. Student studentName, studentId;  

2. studentName = new Student();  

3. Student stud_class = new Student();  

• 1. Three reference variables and two objects are created.

• 1. Two reference variables and two objects are created.

• 1. One reference variable and two objects are created.

• 1. Three reference variables and three objects are created.

Find the output of the following program.

public class Solution

{ public static void main(String[] args)

{

int[] x = {120, 200, 016};

for(int i = 0; i < x.length; i++)

{ System.out.print(x[i] + “ “);

}

}

}

• 120 200 016

• 120 200 14

• 120 200 16

When an array is passed to a method, what does the method receive?

• Length of the array

• copy of the array

• Reference of the array

• all of the above