Java | final keyword | Question 2

Output of following Java program

class Main {
 public static void main(String args[]){
   final int i;
   i = 20;
   System.out.println(i);
 }
}

(A) 20
(B) Compiler Error
(C) 0
(D) Garbage value

Answer: (A)
Explanation: There is no error in the program. final variables can be assigned value only once. In the above program, i is assigned a value as 20, so 20 is printed.
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