1.

What is the output of this program?
 import java.util.*; class Maps { public static void main(String args[]) { HashMap obj = new HashMap(); obj.put("A", new Integer(1)); obj.put("B", new Integer(2)); obj.put("C", new Integer(3)); System.out.println(obj); } }  

A. {A 1, B 1, C 1}
B. {A, B, C}
C. {A-1, B-1, C-1}
D. {A=1, B=2, C=3}
Answer» E.


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