πŸ“Š JAVA
Q. What will be the output?
public class Test{
public static void main(String[] args){
int[] a = new int[4];
a[1] = 1;
a = new int[2];
System.out.println("a[1] is " + a[1]);
}
}
  • (A) The program has a compile error because new int[2]
  • (B) The program has a runtime error because a[1] = null
  • (C) a[1] is 0
  • (D) a[1] is 1
πŸ’¬ Discuss
βœ… Correct Answer: (C) a[1] is 0

Explanation: After executing the statement a = new int[2], a refers to int[2]. The default value for a[0] and a[1] is 0.

Explanation by: Vikash Gupta
After executing the statement a = new int[2], a refers to int[2]. The default value for a[0] and a[1] is 0.

πŸ’¬ Discussion


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