What will be the output of the following code?

int size = 2;
if (size < 0)
    System.out.println("Small"); 
else if (size == 0)
    System.out.println("Medium");
else
    System.out.println("Large");

1. Small
2. Large
3. Medium
4. Runtime error

Which of the following statement is true for logical errors?

1. The compiler does not detect these errors.
2. There is no indication of error when the program is executed.
3. The program may produce correct results for some input data and wrong results for other input data.
4. All of the above

Object oriented programming mainly uses

1. top down approach
2. top down and bottom up approach
3. bottom up approach
4. None of the above

In which technique are the values of actual parameters copied to the formal parameters?

1. Call by reference
2. Call by value
3. Call by argument
4. Call by method