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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. | |