Java Programming MCQ Questions - Operators & Assignments

31. What should be expression1 evaluate to in using ternary operator as in this line?

  
 expression1 ?   expression2  :  expression3

A. Integer
B. Floating - point numbers
C. Boolean
D. None of the mentioned

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32. What is the value stored in x in following lines of code?

  
int x, y, z;
x = 0;
y = 1;
x = y = z = 8;

A. 0
B. 1
C. 9
D. 8

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33. What is the order of precedence (highest to lowest) of following operators?
1. &
2. ^
3. ?:

A. 1 -> 2 -> 3
B. 2 -> 1 -> 3
C. 3 -> 2 -> 1
D. 2 -> 3 -> 1

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34. What is the output of this program?

  
class operators
{
	public static void main(String args[])
	{
		int var1 = 5;
		int var2 = 6;
		int var3;
		var3 = ++ var2 * var1 / var2 + var2;
		System.out.print(var3);
	}
}

A. 10
B. 11
C. 12
D. 56

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35. What is the output of this program?

class Main
{
public static void main(String args[])
	{
		int x = 8;
		System.out.println(++x * 3 + " " + x);
	}
}

A. 24 8
B. 24 9
C. 27 8
D. 27 9

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