单项选择题
A. After line 5.
B. After line 9.
C. After the start() method completes.
D. When the takeDemo() method completes.
E. When the instance running this code is made eligible for garbage collection.
多项选择题 Whichtwocauseacompilererror?()
单项选择题 public class Test { public static void main(String args[]) { class Foo { public int i = 3; } Object o = (Object)new Foo(); Foo foo = (Foo)o; System.out.println(“i = “ + foo.i); } } What is the result?()
单项选择题 Whichinterfacedoesjava.util.Hashableimplement?()