If a = 8 and b = 4, the value of a % = b is

1. 2
2. 0
3. 4
4. 8

Predict the output of the following code snippet:

int a = 1;
int b = 2;
if  (a == b)
    System.out.println("Both values are equal");
else 
    System.out.println("Values are not equal");

1. Both values are equal
2. Incorrect use of the == operator
3. Values are not equal
4. No output

Which of the following is not a valid method of the Scanner class?

1. next( )
2. nextInt( )
3. nextLong( )
4. nextNumber( )

What will be the output of Math.floor(-20.10);?

1. -20.0
2. -21.0
3. 20
4. 21