Java Program

Find the output

class Test {

public static void main(String args[]) {

int arr[2];

System.out.println(arr[0]);

System.out.println(arr[1]);

}

}

• Compile error

• Exception

• Garbage Value

  Garbage Value

• 0

  0

Output of following Java program?

class Test{

public static void main (String[] args) {

int arr1[] = {1, 2, 3};

int arr2[] = {1, 2, 3};

if (arr1 == arr2)

System.out.println("Same");

else

System.out.println("Not same");

}}

• Same

• Not same

• Error

class Demo1

{

public static void main(String args[])

{

int i[] = new int[10];

System.out.println(i[10]);

}

}

• 0

• Garbage Value

• Out-of-bounds exception

• Error

What will be output of below program?

public class Test {

public static void main(String[] args) {

int x = 10*20-20;

System.out.println(x);

}

}

• Runtime Error

• Prints 180

• Prints 0

• None of the above

What is the output for the following statement:

System.out.print("1"+"1");

• 11

• 2

• Error Message

Indicate the actual output of the statements below:

int thisYear = 2020;

System.out.println("The current year is "+thisYear);

• The current year is thisYear

• The current year is 2020

• No output; an error exists

• The current year is

int x= 10;

int y = 20;

int z = x + y;

System.out.println(z);

Guess the output.

• 1020

• 10 20

• 30

• "10 20"

what is the output of this question?

class Test1 {

public

static void main(String[] args)

{

int x = 20;

System.out.println(x);

}

static

{

int x = 10;

System.out.print(x + " ");

}

}

• 10 20

• 20 10

• 10 10

• 20 20

Predict the output of the following program.

class A{

int a=40;//non static

public static void main(String args[]){

System.out.println(a);

}

}

• Compilation Error

• 40

• 0

• None of the above

what is the output of this question?

class Test1 {

static int x = 10;

public

static void main(String[] args)

{

Test1 t1 = new Test1();

Test1 t2 = new Test1();

t1.x = 20;

System.out.print(t1.x + " ");

System.out.println(t2.x);

}

}

• 10 10

• 20 20

• 10 20

• 20 10