Question
class conversion {
public static void main(String args[])
{
double a = 295.04;
int b = 300;
byte c = (byte) a;
byte d = (byte) b;
System.out.println(c + " " + d);
}
}
What is the output of this program?
class conversion {
public static void main(String args[])
{
double a = 295.04;
int b = 300;
byte c = (byte) a;
byte d = (byte) b;
System.out.println(c + " " + d);
}
}
Answer: Option B
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Type casting a larger variable into a smaller variable results in modulo of larger variable by
range of smaller variable. b contains 300 which is larger than byte's range i:e -128 to 127
hence d contains 300 modulo 256 i:e 44.
output:
$ javac conversion.java
$ java conversion
39 44
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