問題詳情
231.Given: 11. Runnable r = new Runnable(){ 12. public void run(){ 13. System.out.print("Cat")； 14. } 15. }； 16. Thread t = new Thread(r){ 17. public void run(){ 18. System.outprint("Dog")； 19. } 20. }； 21. t.start()； What is the result?
(A) Cat
(B) Dog
(C) Compilation fails.
(D) The code runs with no output.
(E) An exception is thrown at runtime.
參考答案