1. Which of the following is a checked exception?

2. What happens if a method throws a checked exception but does not declare it in the method signature or handle it?

3. Which of the following is a runtime exception?

4. Which keyword is used to manually throw an exception in Java?

5. What is the output of the following code?

try {
int a = 10 / 0;
} catch (ArithmeticException e) {
System.out.println("Exception caught");
}