OOP evaluation

public class Example {

public static void main(String[] args) {

String str1 = "hello";

String str2 = "world";

String result = str1 +" "+ str2;

System.out.println(result);

}

}

• helloworld

• hello world

• worldhello

• Compilation Error

What would the new value of A be?

A=5;

System.out.println(A++);

• 6

• 3

• 5

• 4

what's the output of below code?

public static void main(String []args){

int z =50;

System.out.println(x);

m();

}

public static void m(){

int z =55;

System.out.println(x);

}}

• 55,50

• 55,55

• 50,55

• 50,50

What does the following code output?

int x = 1;

System.out.println(++x);

• 1

• 2

• compilation error

• runtime error

Which statement(s) are equivalent to i = i + 1?

• i += 1

• i--

• i -= 1

• i++

If a=10, b=5, c=12

Find result for : 8 * (a + b + c) – a % c

• 78

• 206

• 77

• 216

public class A{

int h =10;

static int p=20;

public static void main(String args[]){

int x =5;

System.out.println(x);

System.out.println(p);

System.out.println(h);

}

}

• 5,20,Erorr

• Error

• Error,5,20

• 5,20,10

public class Main {

public static void main(String[] args)

{

int x = 20;

int y = 4;

float result = x / y;

System.out.println(result);

}

}

• 5

• 2

• 5.0

• 5.00

public class Example {

public static void main(String[] args)

{

String str1 = "hello";

String str2 = "world";

String result = str1 + str2;

m(result);

}

public static void m(String results){

System.out.println(results );

}

}

• worldhello

• hello world

• Compilation Error

• helloworld

public class Example {

public static void main(String[] args)

{

String str1 = "hello";

String str2 = "world";

String result = str1 + str2;

m(result);

}

public static void m(String results){

System.out.println(result );

}

}

• helloworld

• hello world

• worldhello

• Compilation Error