Java Variables Quiz

What is the default value of an uninitialized int variable in Java?

Which of the following is not a valid Java variable type?

What is the result of the following code snippet?

int x = 5;
double y = 2.5;
x = y;

Which of the following is a valid variable name in Java?

What is the naming convention for constants in Java?

Which of the following is a valid way to declare and initialize a variable in Java?

Which of the following is the correct way to declare multiple variables of the same type in Java?

int num1 = 10;
int num2 = 5;
int result = num1 + num2;