Given: 11. class Alpha { 12. public void foo() { System.out.print(Afoo); } 13.} 14. public class...
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Given: 11. class Alpha { 12. public void foo() { System.out.print("Afoo"); } 13.} 14. public class Beta extends Alpha { 15. public void foo() { System.out.print("Bfoo"); } 16. public static void main(String[] args) { 17. Alpha a new Beta(); = 18. Beta b (Beta)a; 19. a.foo(); 20. b.foo(); 21. } 22. } What is the result? Given: 11. class Alpha { 12. public void foo() { System.out.print("Afoo"); } 13.} 14. public class Beta extends Alpha { 15. public void foo() { System.out.print("Bfoo"); } 16. public static void main(String[] args) { 17. Alpha a new Beta(); = 18. Beta b (Beta)a; 19. a.foo(); 20. b.foo(); 21. } 22. } What is the result?
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Introduction to Java Programming, Comprehensive Version
ISBN: 978-0133761313
10th Edition
Authors: Y. Daniel Liang
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