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[All Quizzes] → [Programming With Java] → [Language Fundamentals]


1. ► What would be output of following program?

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class Solution {
    public static void main(String[]args) {
        int[] array = new int[101];
        for (int i = 0; i < array.length; i++)
             array[i] = i;
        int sum = 0;
        for (int x:array)
             sum += x;
         System.out.println(sum);
}}
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2. ► Java is strongly typed language, true or false?

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B.

3. ► Which statement is true about integer?

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4. ► Which of following is not of integer types?

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5. ► Which of following is/are java reserve keywords?

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6. ► Which statement is/are true about object?

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7. ► What would be output of following program?

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public class FunDo {
    public static void main(String[]args) {
        int i = 2;
        int j = (i = 3) * i;
         System.out.println(j);
}}
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8. ► What will be hex value of integer value 2013?

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9. ► Which statements are true about following code?

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Class A {
    int x;
} class B extends A {
    int y;
}
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10. ► Which of following statement is true about comments in java programming language?


  
/* text *///test



 
					

				

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			11. ► Selects correct declaration of array variable?

			
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			12. ► Select option(s) which represent output of following program.

				

					

						

  
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public class SolArray {
    public static void main(String[]args) {
        int array1[] = { 1, 2 };

        int array2[] = array1;

        System.out.println(array1.getClass());
        System.out.println(array1.getClass().getSuperclass());

    }
}



 
					

				

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			13. ► Which of following is not a legal identifier in java?

			
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			14. ► Which statement(s) are true about following program?

				

					

						

  
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class MyException extends Exception {
    MyException() {
    } MyException(String s) {
        super(s);
    }
}

public class FunDo {
    static void throwException() throws MyException {
        throw new MyException();
    } public static void main(String[]args) {
        try {
            throwException();
        } catch(RuntimeException r) {
            System.out.println("RuntimeException:" + r);
        } catch(MyException exp) {
            System.out.println("MyException");
        }
    }
}



 
					

				

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			15. ► What would be output of following program

				

					

						

  
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public class SolArray {
    public static void main(String[]args) {
        int array1[] = { 1, 2 };

        int array2[] = array1;

        System.out.print((array1 == array2) + " ");
        array1[1]++;
        System.out.println(array2[1]);
    }
}



 
					

				

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			16. ► Select declaration where array objects are created?

			
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			17. ► What would be output of following program?

				

					

						

  
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public class FunOp {
    public static void main(String[]args) {
        int x = 3, y = 5;
        int a = x + y - x / y + 2;
        int b = (x + y) - x / (y + 2);
         System.out.println(a + b);
}}



 
					

				

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			18. ► What will be the output of following program?

				

					

						

  
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public class Fun {
    public static void main(String[]args) {
        int i = 0;
         System.out.print(i++ + " " + ++i);
         i = ++i;
         System.out.print(i);



}}



 
					

				

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			19. ► Select the true statement about given code ?

				

					

						

  
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class Solution {
    public static void main(String[]args) {
        for (int i = 0; i < args.length; i++)
            System.out.print(i == 0 ? args[i] : " " + args[i]);
        System.out.println();
}}



 
					

				

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			20. ► You are writing a java class HelloWorld which prints "HelloWorld", what will be the file name of your program?

			
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