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Java Programming · Q43

Array

Programming · Java Programming · question 43

Q43

What will be the output of the program? public class Test public static void main(String [] args) String s1 = args[1]; String s2 = args[2]; String s3 = args[3]; String s4 = args[4]; System.out.print(" args[2] = " + s2); and the command-line invocation is C:Java> java Test 1 2 3 4

A.
args[2] = 2
B.
args[2] = 3
C.
args[2] = null
D.
An exception is thrown at runtime.
Answer

Answer: Option D

Solution

Answer: Option D
Solution:

An exception is thrown because in the code String s4 = args[4];, the array index (the fifth element) is out of the bounds. The exception thrown is the ArrayIndexOutOfBoundsException.